Shayesteh Jahanfar

  • PositionAssistant Professor
  • Department: School of Health Sciences
  • Division:  Community Health Division, Master of Public Health (MPH)
  • Campus Address: Health Professions Building 2242
  • Phone: 989-774-3909
  • Fax: 989-774-2908
  • Email:


  • MPH640: Biostatistics
  • MPH646: Epidemiology for Public Health
  • MPH650: Biological Basics of Public Health
  • MPH667: Maternal and Child Health

Degrees and Universities:

Bachelor of Science (Honours), National University
Certificate, Core Public Health, University of North Carolina
Master of Science, Obstetrics & Gynecology, University of New South Wales 
Master of Science, Community Health, University Putra Malaysia
Postdoctoral fellow, Epidemiology & Public Health, University of Putra Malaysia
Ph.D., Epidemiology & Health Care, University of British Columbia
Ph.D., Obstetrics & Gynecology, University of New South Wales

Professional Organizations:

American Public Health Association
Women’s Health Research Institute at BC Women’s

The Medical Women’s International Association

Cochrane Collaboration Trainers Network

International Society of Twin Studies

Research Areas:

Dr. Jahanfar is a reproductive epidemiologist with grounding in public health and biostatistics.  Her research focuses on reproductive health, women and children health, and genetic versus environment studies. She has worked with a number of twin studies in Australia, Iran, Malaysia, and Canada.  She has conducted several epidemiological studies and produced over 15 systematic reviews in the areas of HIV/AIDS, domestic violence, family planning, ultrasound screening and breast-feeding. She is an international Cochrane trainer, has conducted over 20 Cochrane workshops/webinar series on standard author training and trained over 400 clinicians and scientists. She has over 60 peer-reviewed publications including Nature Perinatology, Fertility & Sterility, Cochrane library, and Journal of Fetal and Maternal Medicine. She is currently working towards conducting several twin studies, a randomized controlled trial and a longitudinal study all related to reproductive health and reproductive behavior at national and international levels.  She is interested to work with interested students and researchers for potential collaboration.

Selected Publications:

Moinei, M, Rastegar K., Jahanfar S. (2019) Utilizing the PEN-3 Model to Identify Socio-Cultural Factors Affecting Intimate Partner Violence against Pregnant Women in Hamadan Suburban. Health care for Women International, Accepted 2/2/2019.

Walter H. (2019) Association of Twins' Sex Discordance and Age at Menarche. Archives of Gynecology and Obstetrics _ Springer, accepted on 1/31/2019.

Babbitt EO, Hassan S., Jahanfar S., Brooker JF, Inungu J. (2019) The Efficacy of Tobacco Cessation Interventions for Persons Living with HIV/AIDS: A Systematic Review and Meta-Analysis. Journal of Medical Review, 2 (1)251-259. ISSN(Online): 2589-9074, ISSN(Print): 2589-9066.

Jahanfar S. (2019) Birth weight and anthropometric measurements of twins. Annals of Human Biology:45 (5): 395-400

Raji D. Jahanfar S. Inungu J. (2018) Body mass index among adult twins: The importance of sex pairing. Clinical research in Obstetrics and Gynecology; V1:2:1-8.

El Aziz M., Iraqi A.,Abedi P., Jahanfar S.  (2018) The effect of Carbetocin compared to misoprostol in management of the third stage of labor and prevention of postpartum hemorrhage: A systematic review. Journal of Systematic Reviews. 7:170.

Abedi P. Jahanfar S. (2018). The relationship of vitamin D and postpartum depression in reproductive- aged Iranian women. Journal of Medicine and Life (In press).

Leveille E., Funk A., Inungu JN, Minelli M, Jahanfar S. (2018) Correlates of never having been tested for HIV among American Indian/Alaskan Natives in the United States: Analysis of the national health interview survey, 2015-2016. J AIDS Clin Res Sex Transm Dis 2018, 5: 020 DOI: 10.24966/ACRS-7370/100020.

Guddappa J.S., Jahanfar S., Inungu J., Regina N. (2018) Factors associated with human papilloma virus vaccination among White-American females. SM Vaccines and vaccination Journal. 4(1): 1021.

Mohammady M., Janani L., Jahanfar S., Mousavi S. (2018) Effect of omega-3 supplements on vasomotor symptoms in menopausal women: A systematic review and meta-analysis. Euro J O&G & Rep Bio.

Jahanfar S., Lim K. (2018) Is there a relationship between fetal sex and placental pathological characteristics in twin gestations? BMC Pregnancy and Childbirth, 18:285;

Jahanfar S., Lim, K., Oviedo-Joekes E. (2018) Stillbirth and birth weight discordance, Clinical and Experimental Obstetrics & Gynecology, 44 (1);  10.12891/ceog3740.2018.

Jahanfar S. Lim K. (2018) Is fetal sex associated with adverse maternal outcomes? International Journal of Current Advanced Research 7(5A):12261-12267. DOI: Impact factor: 6.614.

Jahanfar S. (2018).Reproductive life events of twin with opposite sex. Medical Research Archive 6(2): 1-9. ISSN 2375-1924. doi:

Jahanfar S., Lim K. (2017). Adverse maternal outcomes and BWD in twin gestation: British Columbia, Canadian data. International Journal of Women's Health, 9-18:871-878.

Krewskia D., Barakat-Haddadd C, Jahanfar S., MacDonald D.(2017). Determinants of neurological condition: Synthesis of systematic reviews. Neurotoxicology 61: 266-289.

Moghaddam  Hosseini V., Nazarzadeh M., Jahanfar S. (2017). Interventions for reducing fear of childbirth: A systematic review. Women and Birth. S1871-5192(17)30256-1. doi: 10.1016/j.wombi.2017.10.007.

McKay K.A., Jahanfar S., Duggan T., Tkachuk S., Tremlett H. (2017). Factors associate with onset, replaces or progression in multiple sclerosis: A systematic review. Neurotoxicology 61: 189-212.

Jahanfar S. (2017.) Driving habits: A Canadian study. Trauma. DOI: 10.1177/1460408617724816.

Armanian AM., Jahanfar S., Feizi A.,Molaeinezhad M., Salehimehr N., Sadeghi E. (2017). Prebiotics for the prevention of hyperbilirubinaemia in neonates (Protocol). Cochrane Database of Systematic Reviews 2017, Issue 7. Art. No.: CD012731. DOI: 10.1002/14651858.CD012731.

Jahanfar S., Alizadeh SM., Mirghafourvand M. (2017). Preventing HIV/AIDS Transmission in Involuntary Detainees. EC Gynecology 5(1):5-28.

Jahanfar S., Lim K. (2017). Birth weight discordance and adverse perinatal outcomes. J Perinatal Medicine, DOI 10.1515/jpm-2016-0089.

Jahanfar S., Molaijenad M. Zalila D. (2017). Knowledge and Perception of Students towards Publication Ethics: A Comparative Study in Two Academic Settings. Journal of Clinical Research & Bioethics, 8:306. doi:10.4172/2155-9627.1000306.

Moghaddam  Hosseini V., Nazarzadeh M., Jahanfar S. (2017). Interventions for reducing fear of childbirth: A systematic review and meta-analysis of clinical trials. European Psychiatry 41S, S645-709.

Nouhjah S., Shahbazian H., Amoori N., Jahanfar S., Shahbazian N., Jahanshahi A., Cheraghian B. (2017). Postpartum screening practices, progression to abnormal glucose tolerance and its related risk factors in Asian women with a known history of gestational diabetes: A systematic review and meta-analysis. Diabetes & Metabolic Syndrome: Clinical Research &Reviews.

Jahanfar S. (2017). Is depression a barrier or opening for mammography? A Canadian community Health Survey. SM Journal of Gynecology Obstetrics; 3(1):1017-1022.

Taghavi SA., van Wely M., Jahanfar S., Bazarganipour F. (2017). Pharmacological and non-pharmacological strategies for obese women with subfertility. Cochrane Database of Systematic Reviews, Issue 4. Art. No.: CD012650. DOI: 10.1002/14651858.CD012650.

Shahbazian H., Nouhjah S., Shahbazian N., Jahanfar S., Latifi SM, Aleali A, Shahbazian N, Saadati N. (2016). Gestational diabetes mellitus in an Iranian pregnant population using IADPSG criteria: Incidence, contributing factors and outcomes. Diabetes Metab Syndr. 10(4):242-246.

Shahbazian H., Nouhjah S., Jahanfar S., Nasiri M.(2016). Recall for postpartum follow-up of women with gestational diabetes mellitus: Climbing a mountain. J Diabetes Metab Disord.; 15: 20.

Jahanfar S., Lim, K., Oviedo-Joekes E. (2016). Optimal threshold for birth weight discordance, Journal of Perinatology, 36, 704-712. doi:10.1038/jp.2016.82, 12 May 2016.

Jahanfar S., Lim, K. (2014). A systematic review of birth weight discordance. Journal of Fetal and Maternal Medicine Review, 25(3-4):232-262.

Jahanfar S., Lim K. (2016). The impact of gender on anthropometric measures of twins. Twin Research and Human Genetics, 19(6):652-658.

Jahanfar S. (2014). Fetal origin hypothesis and reproductive health of twins. The Journal of Maternal-fetal and Neonatal Medicine, 27(S1): 1-437.

Jahanfar S., Jaffar S., Ho J. (2016). The Diagnostic Accuracy of Ultrasound for Diagnosis of Birth Weight Discordance and Sex Discordance in Twin Pregnancies. Cochrane Systematic Review.  DOI: 10.1002/14651858.CD012553.

Jahanfar S., Broadbent J., Lester S., Moore V., Molaeinezhad M. (2014). Oral oestrogen and combined oestrogen/progestogen therapy versus placebo for hot flushes. Cochrane Systematic Review. Number AM101.

McKay K., Jahanfar S., Duggan T., Tkachuk S. Tremlett H. (2016).Factors associated with onset in multiple sclerosis:  A Systematic Review. Journal of Neuro toxicology, 2016 April 1. pii: S0161-813X(16)30042-0. doi: 10.1016/j.neuro.2016.03.020. [Epub ahead of print]MID: 27045883.

Farrokh-Eslamlou H., Jahanfar S., Alizadeh S. (2014). Structured versus routine family planning counselling for contraception. Cochrane systematic Protocol. Number 0093.            

Jahanfar S., Sharifeh H. J. (2012). Malaysian Twin Registry. Twin Research and Human Genetics. doi:10.1017/thg.2012.80.

Namvar F., Faathi T., Jahanfar S., Asadi R. (2013). Ginseng for improving quality of life in cancer patients. Gynecological Cancer Group. Cochrane Systematic Protocol.

Jahanfar S. (2012). Genetic and Environmental Determinants of Menstrual Characteristics. Indian Journal of Human Genetics, 18(2): 187-194.

Jahanfar S., Howard L., Medley N. (2014). Interventions for preventing or reducing domestic violence against pregnant women. Cochrane Systematic Review. 10.1002/14651858.CD009414.pub3.

Abedi P., Jahanfar S., Namvar F. (2012). Breast stimulation for reducing blood loss in third stage of labor. Cochrane Systematic Protocol. 0558.

Jahanfar S., Munn-Sann-Lye, Krischnarajah S. (2012). Genetic and environmental effects on age at menarche, and its relationship with reproductive health in twins. Twin Research and Human Genetics 18, 2: 187-194.

Jahanfar S. (2012). Twins Co-bedding at home, parents' perspective, sleeping pattern and developmental milestones. Shiraz e-Medical Journal, 13(1): 13-18.

Jahanfar S., Munn-Sann-Lye, Krischnarajah S. (2011). The heritability of premenstrual syndrome. Twin Research and Human Genetics, 14(5): 433-436.

Jafar S. H., Jahanfar S., Angolkar M., Ho, J. J. (2011). Pacifier use versus no pacifier use in breastfeeding-term infants for increasing duration of breastfeeding. Cochrane Database of Systematic Reviews DOI: 10.1002/14651858.CD007202.pub3.

Jahanfar, S. (2011). Genetic epidemiology. Royal College of Medicine, Perak Journal, 1(2), 20-26.

Htwe T. T., Karim N., Wong J., Jahanfar S., Mansur, M. A. (2010). Differential expression of galectin-3 in advancing thyroid cancer cells: A clue toward understanding tumour progression and metastasis. Singapore Medical Journal, 51(11), 856-859.

Htwe, T. T., Jahanfar S., Karim, N., Ahmad, M. M. (2009). Evaluation on the immuno-marker profile of thyroid malignancy. University of Kuala Lumpur Research Journal, 2(1), 23-25.

Jahanfar S., Mayer. J. (2009). The effectiveness of harm reduction interventions to prevent HIV in involuntary detainees. Cochrane Database of Systematic Reviews, DOI: 10.1002/14651858.CD006737.

Jahanfar S., Lye M. S., Rampal L. (2009). A randomized controlled trial of peer-adult-led intervention on improvement of knowledge, attitudes and behavior of university students regarding HIV/AIDS in Malaysia. Singapore Medical Journal, 50(2), 173-180.

Jahanfar S., Ng C. J., Teng C. L. (2009). Antibiotics for mastitis in breastfeeding women. Cochrane Database of Systematic Reviews DOI: 10.1002/14651858.CD005458.

Jahanfar S., Sharifah H. (2009). Effects of restricted caffeine intake by mother on fetal, neonatal and pregnancy outcome. Cochrane Database of Systematic Reviews. DOI: 10.1002/14651858.CD006965.

Jahanfar S., Lim A. W., Loh M. A., Yeoh A. G., Charles A. (2008). Improvements of knowledge and perception towards HIV/AIDS among secondary school students after a two hour talk. The Medical Journal of Malaysia, 63(4), 288-292.

Ghodsi Z., Jahanfar S., Shahpoorian F. (2007). The effect of community-based distribution family planning on appropriate choice and continuity of the methods in Iran. Quarterly Iran Journal of Nursing, 50(83):57-62.

Jahanfar S., Malekzadegan Z. (2007). The prevalence of domestic violence among pregnant women who were attended in Iran University of medical science hospitals. Journal of Family Violence, 22(8), 643-648.

Jahanfar S., Awang C. H., Rahman R. A., Shamsuddin R. D., See C. P. (2007). Is 3alpha-androstenol pheromone related to menstrual synchrony? The Journal of Family Planning and Reproductive Health Care / Faculty of Family Planning & Reproductive Health Care, Royal College of Obstetricians & Gynecologists, 33(2), 116-118.

Jahanfar S., Kamarudin E. B., Sarpin M. A., Zakaria N. B., Abdul Rahman R. B., Samsuddin R. D. (2007). The prevalence of domestic violence against pregnant women in Perak, Malaysia. Archives of Iranian Medicine, 10(3), 376-278.

Muhadi S., Aznamshah N., Jahanfar S. (2007). A cross sectional study of microbial contamination of medical students' white coat. Malaysian Journal of Microbiology, 3(1), 35-38.

Jahanfar S., Abdul Rahim B. A., Shah Reza B. K., Nor Azura I., Sharifah Nora S., Siti Asma A. R. (2006). Age of menopause and menopausal symptoms among Malaysian women who referred to health clinic in Malaysia. Shiraz Medical E-Journal, 7(3), 1-9.

Jahanfar S., Ghiyasi P., Haghani H. (2005). Risk factors related to intra uterine fetal death in Iran, A case-control study. Shiraz Medical E-Journal, 31(3), 194-197.

Jahanfar S., Maleki H., Mosavi A. R. (2005). Subclinical eating disorder, polycystic ovary syndrome-is there any connection between these two conditions through leptin – A twin study. Medical Journal Malaysia, 60(4), 441-446.

Jahanfar S., Ghodsy Z., Shahpoorian F., Jamshidi R. (2005). Community-based distribution and contraception usage in Iran. The Journal of Family Planning and Reproductive Health Care / Faculty of Family Planning & Reproductive Health Care, Royal College of Obstetricians & Gynecologists, 31(3), 194-197.

Jahanfar S., Amini L. (2004). The effect of sitting position on the outcome of labor. British Journal of Midwifery, 12(7), 437-446.

Jahanfar S., Maleki H., Mosavi A. R. (2004). Polycystic ovary syndrome in twins; role of leptin. Shiraz Medical E-Journal, 5(2), 1-12.

Jahanfar S., Maleki H., Mosavi A. R., Jahanfar, M. (2004). Leptin and its association with polycystic ovary syndrome: A twin study. Gynecological Endocrinology, 18(6), 327-334.

Jahanfar S., Ramazani-Tehrani F. (2002). The prevalence of unwanted pregnancy in ten major cities in Iran. Tehran Medical Journal, 46(3), 23-27.

Jahanfar S., Sadat-Hashemi M., Ramazani Tehrani. F. (2002). The incidence of early complications of menopausal women, Tehran. Journal of Fertility and Infertility, 3(3), 12-17.

Jahanfar S., Sadeghi H., Dabaghi, M. (2002). The correlation between psycho-social status and pregnancy outcome. Journal of Iran University of Nursing and Midwifery, 14(2), 56-58.

Jahanfar S., Eden J. A. (2001). Environmental factors and polycystic ovaries. Medical Journal of Islamic Republic of Iran, 14(4), 337-342.

Mollaiy Nezhad M., Jaafarpour M., Jahanfar S., Jamshidi R. (2001). Infertility related stress and marital life in Iranian infertile women who were referred to Isfahan infertility treatment clinic. Journal of Fertility and Infertility, 2(5), 15-23.

Jahanfar S., Eden, J. A. (2000). Unilateral PCO. Medical Journal of Islamic Republic of Iran, 14(1), 19-21.

Jahanfar S., Ramazani T. F., Sadat-Hashemi M. (2000). Bone densitometry of menopausal women in Tehran. Medical Journal of Islamic Republic of Iran, 14(3), 231-235.

Jahanfar S., Sadat-Hashemi M., Ramazani Therani, F. (2000). Unwanted pregnancy and abortion, on the effect of moral and religious beliefs. Journal of Nursing and Midwifery, 13(5), 23-27.

Jahanfar S., Lye M. S., Rampal L. (2010). Sexual behavior, knowledge and attitude of non-medical university students towards HIV/AIDS in Malaysia. Shiraz Medical E Journal, 11(3), 1-21.

Jahanfar S., Eden J. A. (1999). Is bulimia the cause of PCO? Journal of Fertility and Infertility, 15, 11-15.

Jahanfar S., Ramazani-Tehrani M. (1999). A study on the effective elements on unwanted pregnancy. Danesh Journal, 29, 21-26.

Jahanfar S., Eden J. A., Wang X. L., Wilken D. (1998). The effect of genetic and environmental factors on lipids: A twin study. Medical Journal of Islamic Republic of Iran, 12(1), 5-9.

Jahanfar S., Eden J. A., Nguyen T., Wang X. L., Wilcken D. E. (1997). A twin study of polycystic ovary syndrome and lipids. Gynecological Endocrinology, 11(2), 111-117.

Jahanfar S., Eden J. A. (1996). Genetic and non-genetic theories on the etiology of polycystic ovary syndrome. Gynecological Endocrinology, 10(5), 357-364.

Jahanfar S., Eden J. A., Nguyent T. V. (1995). Bulimia nervosa and polycystic ovary syndrome. Gynecological Endocrinology, 9(2), 113-117.

Jahanfar S., Eden J. A., Warren, P., Seppala, M., Nguyent, T. V. (1995). A twin study of polycystic ovary syndrome. Fertility and Sterility, 63(3), 478-486.

Jahanfar S., Eden J. A., Garret, D. K. (1994). How reliable are biochemical tests in the diagnosis of PCOS? Australian Journal of Medical Science, 15, 1-4.

Jahanfar S., Garret D. K., Eden J. A. (1994). A comparison between monoclonal and polyclonal assays of luteinizing hormone in PCOS. Australian Journal of Medical Science, 15, 14-17.

Jahanfar S., Eden J. A. (1993). Idiopathic hirsutism or polycystic ovary syndrome? The Australian & New Zealand Journal of Obstetrics & Gynecology, 33(4), 414-416.