Jonathan Snowden

Assistant Professor

  • 1594 Citations
  • 21 h-Index
20092020

Research output per year

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Research Output

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A 'busy day' effect on perinatal complications of delivery on weekends: A retrospective cohort study

Snowden, J. M., Kozhimannil, K. B., Muoto, I., Caughey, A. B. & McConnell, K. J., Jan 1 2017, In : BMJ Quality and Safety. 26, 1, e1.

Research output: Contribution to journalArticle

14 Scopus citations
14 Scopus citations

Association between measured teamwork and medical errors: an observational study of prehospital care in the USA

Herzberg, S., Hansen, M., Schoonover, A., Skarica, B., Mcnulty, J., Harrod, T., Snowden, J. M., Lambert, W. & Guise, J. M., Oct 1 2019, In : BMJ open. 9, 10, e025314.

Research output: Contribution to journalArticle

Open Access
1 Scopus citations

Barriers to preexposure prophylaxis use among individuals with recently acquired HIV infection in Northern California

Marcus, J. L., Hurley, L. B., Dentoni-Lasofsky, D., Ellis, C. G., Silverberg, M. J., Slome, S., Snowden, J. M. & Volk, J. E., May 4 2019, In : AIDS Care - Psychological and Socio-Medical Aspects of AIDS/HIV. 31, 5, p. 536-544 9 p.

Research output: Contribution to journalArticle

10 Scopus citations

Causal inference in studies of preterm babies: a simulation study

Snowden, J. M. & Basso, O., May 2018, In : BJOG: An International Journal of Obstetrics and Gynaecology. 125, 6, p. 686-692 7 p.

Research output: Contribution to journalArticle

10 Scopus citations

Cesarean birth and maternal morbidity among Black women and White women after implementation of a blended payment policy

Snowden, J. M., Osmundson, S. S., Kaufman, M., Blauer Peterson, C. & Kozhimannil, K. B., 2020, (Accepted/In press) In : Health Services Research.

Research output: Contribution to journalArticle

Cesarean delivery rates and costs of childbirth in a state medicaid program after implementation of a blended payment policy

Kozhimannil, K. B., Graves, A. J., Ecklund, A. M., Shah, N., Aggarwal, R. & Snowden, J. M., Aug 1 2018, In : Medical care. 56, 8, p. 658-664 7 p.

Research output: Contribution to journalArticle

4 Scopus citations

Clinical risk assessment in early pregnancy for preeclampsia in nulliparous women: A population based cohort study

Sandström, A., Snowden, J. M., Höijer, J., Bottai, M. & Wikström, A. K., Nov 1 2019, In : PloS one. 14, 11, e0225716.

Research output: Contribution to journalArticle

Open Access

Clinicians' practice environment is associated with a higher likelihood of recommending cesarean deliveries

Cheng, Y. W., Snowden, J. M., Handler, S., Tager, I. B., Hubbard, A. & Caughey, A. B., Aug 2014, In : Journal of Maternal-Fetal and Neonatal Medicine. 27, 12, p. 1220-1227 8 p.

Research output: Contribution to journalArticle

15 Scopus citations

Community Levels of PrEP Use Among Men Who Have Sex with Men by Race/Ethnicity, San Francisco, 2017

Raymond, H. F., Snowden, J. M., Guigayoma, J., McFarland, W. & Chen, Y. H., Oct 1 2019, In : AIDS and Behavior. 23, 10, p. 2687-2693 7 p.

Research output: Contribution to journalArticle

2 Scopus citations

Defining maternal obesity in studies of birth outcomes: Comparing ICD-9 codes at delivery and measures on the birth certificate

Wall-Wieler, E., Abrams, B., Snowden, J. M. & Carmichael, S. L., Sep 1 2020, In : Paediatric and Perinatal Epidemiology. 34, 5, p. 618-627 10 p.

Research output: Contribution to journalArticle

Describing latent phase duration and associated characteristics among 1281 low-risk women in spontaneous labor

Tilden, E. L., Phillippi, J. C., Ahlberg, M., King, T. L., Dissanayake, M., Lee, C. S., Snowden, J. M. & Caughey, A. B., Dec 1 2019, In : Birth. 46, 4, p. 592-601 10 p.

Research output: Contribution to journalArticle

3 Scopus citations
2 Scopus citations

Duration of Second Stage of Labour at Term and Pushing Time: Risk Factors for Postpartum Haemorrhage

Looft, E., Simic, M., Ahlberg, M., Snowden, J., Cheng, Y. W. & Stephansson, O., Mar 1 2017, In : Paediatric and Perinatal Epidemiology. 31, 2, p. 126-133 8 p.

Research output: Contribution to journalArticle

11 Scopus citations

Early Elective Delivery Disparities between Non-Hispanic Black and White Women after Statewide Policy Implementation

Kozhimannil, K. B., Muoto, I., Darney, B. G., Caughey, A. B. & Snowden, J. M., May 1 2018, In : Women's Health Issues. 28, 3, p. 224-231 8 p.

Research output: Contribution to journalArticle

5 Scopus citations

Elective induction of labor at term compared with expectant management: Maternal and neonatal outcomes

Darney, B. G., Snowden, J. M., Cheng, Y. W., Jacob, L., Nicholson, J. M., Kaimal, A., Dublin, S., Getahun, D. & Caughey, A. B., Oct 2013, In : Obstetrics and gynecology. 122, 4, p. 761-769 9 p.

Research output: Contribution to journalArticle

107 Scopus citations

Framing air pollution epidemiology in terms of population interventions, with applications to multipollutant modeling

Snowden, J. M., Reid, C. E. & Tager, I. B., Mar 4 2015, In : Epidemiology. 26, 2, p. 271-279 9 p.

Research output: Contribution to journalArticle

7 Scopus citations
1 Scopus citations

Historical (retrospective) cohort studies and other epidemiologic study designs in perinatal research

Klebanoff, M. A. & Snowden, J., Nov 1 2018, In : American Journal of Obstetrics and Gynecology. 219, 5, p. 447-450 4 p.

Research output: Contribution to journalArticle

6 Scopus citations

Implementation of G-computation on a simulated data set: Demonstration of a causal inference technique

Snowden, J. M., Rose, S. & Mortimer, K. M., Apr 1 2011, In : American journal of epidemiology. 173, 7, p. 731-738 8 p.

Research output: Contribution to journalArticle

117 Scopus citations

Increases in Pre-exposure Prophylaxis Use and Decreases in Condom Use: Behavioral Patterns Among HIV-Negative San Francisco Men Who have Sex with Men, 2004–2017

Chen, Y. H., Guigayoma, J., McFarland, W., Snowden, J. M. & Raymond, H. F., Jul 15 2019, In : AIDS and Behavior. 23, 7, p. 1841-1845 5 p.

Research output: Contribution to journalArticle

9 Scopus citations

Induction of labor compared to expectant management in low-risk women and associated perinatal outcomes

Cheng, Y. W., Kaimal, A. J., Snowden, J. M., Nicholson, J. M. & Caughey, A. B., Dec 2012, In : American journal of obstetrics and gynecology. 207, 6, p. 502.e1-502.e8

Research output: Contribution to journalArticle

67 Scopus citations

Is there a weekend effect in obstetrics?

Snowden, J. & Caughey, A., Nov 24 2015, In : BMJ (Online). 351, h6192.

Research output: Contribution to journalArticle

3 Scopus citations

Litigation in obstetrics: Does defensive medicine contribute to increases in cesarean delivery?

Cheng, Y. W., Snowden, J. M., Handler, S. J., Tager, I. B., Hubbard, A. E. & Caughey, A. B., Nov 1 2014, In : Journal of Maternal-Fetal and Neonatal Medicine. 27, 16, p. 1668-1675 8 p.

Research output: Contribution to journalArticle

22 Scopus citations

Maternal Body Mass Index and Regional Anaesthesia Use at Term: Prevalence and Complications

Biel, F. M., Marshall, N. E. & Snowden, J. M., Nov 2017, In : Paediatric and Perinatal Epidemiology. 31, 6, p. 495-505 11 p.

Research output: Contribution to journalArticle

6 Scopus citations
7 Scopus citations

Multi-fetal pregnancy, preeclampsia, and long-term cardiovascular disease

Bergman, L., Bergman, L., Nordlöf-Callbo, P., Wikström, A. K., Snowden, J. M., Snowden, J. M., Hesselman, S., Hesselman, S., Bonamy, A. K. E., Sandström, A., Sandström, A. & Sandström, A., Jul 1 2020, In : Hypertension. p. 167-175 9 p.

Research output: Contribution to journalArticle

Oregon's coordinated care organizations increased timely prenatal care initiation and decreased disparities

Muoto, I., Luck, J., Yoon, J., Bernell, S. & Snowden, J. M., Jan 1 2016, In : Health Affairs. 35, 9, p. 1625-1632 8 p.

Research output: Contribution to journalArticle

7 Scopus citations

Oregon's Hard-Stop Policy Limiting Elective Early-Term Deliveries: Association with Obstetric Procedure Use and Health Outcomes

Snowden, J. M., Muoto, I., Darney, B. G., Quigley, B., Tomlinson, M. W., Neilson, D., Friedman, S. A., Rogovoy, J. & Caughey, A. B., Dec 1 2016, In : Obstetrics and gynecology. 128, 6, p. 1389-1396 8 p.

Research output: Contribution to journalArticle

20 Scopus citations
1 Scopus citations

Pharmacist-prescribed birth control in Oregon and other states

Yang, Y. T., Kozhimannil, K. B. & Snowden, J., Apr 19 2016, In : JAMA - Journal of the American Medical Association. 315, 15, p. 1567-1568 2 p.

Research output: Contribution to journalArticle

8 Scopus citations

Planned out-of-hospital birth and birth outcomes

Snowden, J. M., Tilden, E. L., Snyder, J., Quigley, B., Caughey, A. B. & Cheng, Y. W., Dec 31 2015, In : New England Journal of Medicine. 373, 27, p. 2642-2653 12 p.

Research output: Contribution to journalArticle

87 Scopus citations
9 Scopus citations

Population intervention models to estimate ambient NO2 health effects in children with asthma

Snowden, J. M., Mortimer, K. M., Kang Dufour, M. S. & Tager, I. B., Nov 1 2015, In : Journal of Exposure Science and Environmental Epidemiology. 25, 6, p. 567-573 7 p.

Research output: Contribution to journalArticle

7 Scopus citations

Pre-exposure Prophylaxis (PrEP) Use, Seroadaptation, and Sexual Behavior Among Men Who Have Sex with Men, San Francisco, 2004–2014

Chen, Y. H., Snowden, J. M., McFarland, W. & Raymond, H. F., Dec 1 2016, In : AIDS and Behavior. 20, 12, p. 2791-2797 7 p.

Research output: Contribution to journalArticle

44 Scopus citations
50 Scopus citations
42 Scopus citations

Prevalence of seroadaptive behaviours of men who have sex with men, San Francisco, 2004

Snowden, J. M., Raymond, H. F. & McFarland, W., Oct 1 2009, In : Sexually Transmitted Infections. 85, 6, p. 469-476 8 p.

Research output: Contribution to journalArticle

73 Scopus citations

Promoting inclusive and person-centered care: Starting with birth

Snowden, J., Guise, J-M. & Kozhimannil, K. B., Jan 1 2018, (Accepted/In press) In : Birth.

Research output: Contribution to journalArticle

2 Scopus citations

Prospective risk of fetal death with gastroschisis

Meyer, M. R., Shaffer, B. L., Doss, A. E., Cahill, A. G., Snowden, J. M. & Caughey, A. B., Nov 22 2015, In : Journal of Maternal-Fetal and Neonatal Medicine. 28, 17, p. 2126-2129 4 p.

Research output: Contribution to journalArticle

6 Scopus citations

Racial/ethnic differences in seroadaptive and serodisclosure behaviors among men who have sex with men

Wei, C., Raymond, H. F., Guadamuz, T. E., Stall, R., Colfax, G. N., Snowden, J. M. & McFarland, W., Jan 1 2011, In : AIDS and Behavior. 15, 1, p. 22-29 8 p.

Research output: Contribution to journalArticle

48 Scopus citations

Re: Trends in operative vaginal delivery, 2005-2013: A population-based study

Klebanoff, M. A. & Snowden, J., 2017, (Accepted/In press) In : BJOG: An International Journal of Obstetrics and Gynaecology.

Research output: Contribution to journalArticle

3 Scopus citations

Recent syphilis infection prevalence and risk factors among male low-income populations in coastal peruvian cities

Snowden, J. M., Konda, K. A., Leon, S. R., Giron, J. M., Escobar, G., Coates, T. J., Caceres, C. F. & Klausner, J. D., Feb 2010, In : Sexually Transmitted Diseases. 37, 2, p. 75-80 6 p.

Research output: Contribution to journalArticle

21 Scopus citations

Resuscitation outcomes for weekend deliveries of very low birthweight infants

Carter, E. H., Lee, H. C., Lapcharoensap, W. & Snowden, J. M., 2020, (Accepted/In press) In : Archives of Disease in Childhood: Fetal and Neonatal Edition. 2019-317807.

Research output: Contribution to journalArticle

Risk factors for brachial plexus injury in a large cohort with shoulder dystocia

Volpe, K. A., Snowden, J., Cheng, Y. W. & Caughey, A., Apr 4 2016, (Accepted/In press) In : Archives of Gynecology and Obstetrics. p. 1-5 5 p.

Research output: Contribution to journalArticle

3 Scopus citations

Risk of stillbirth and infant death stratified by gestational age

Rosenstein, M. G., Cheng, Y. W., Snowden, J. M., Nicholson, J. M. & Caughey, A. B., Jul 2012, In : Obstetrics and gynecology. 120, 1, p. 76-82 7 p.

Research output: Contribution to journalArticle

81 Scopus citations

Selected perinatal outcomes associated with planned home births in the United States

Cheng, Y. W., Snowden, J. M., King, T. L. & Caughey, A. B., Oct 2013, In : American journal of obstetrics and gynecology. 209, 4, p. 325.e1-325.e8

Research output: Contribution to journalArticle

56 Scopus citations

Self-Perceived Viral Load and Sexual Risk Behavior Among Known HIV-Positive MSM in San Francisco, 2014

Guigayoma, J., Chen, Y. H., Snowden, J. M., Santos, G. M., Hecht, J. & Raymond, H. F., Jul 1 2017, In : Journal of acquired immune deficiency syndromes (1999). 75, p. S309-S315

Research output: Contribution to journalArticle

Seroadaptive behaviours among men who have sex with men in San Francisco: The situation in 2008

Snowden, J. M., Raymond, H. F. & McFarland, W., Mar 1 2011, In : Sexually Transmitted Infections. 87, 2, p. 162-164 3 p.

Research output: Contribution to journalArticle

43 Scopus citations