Chen et al. 99. Chen H, Guo J, Wang C, Luo F, Yu X, Zhang W, et al. Clinical characteristics and intrauterine vertical transmission potential of COVID-19 infection in nine pregnant women: a retrospective review of medical records. Lancet 2020; 395:809-15.
|
China |
February 4 |
Series report |
3/3 |
3 |
0 |
RT-PCR: throat swab |
Khan et al. 3636. Khan S, Jun L, Nawsherwan Siddique R, Li Y, Han G, et al. Association of COVID-19 with pregnancy outcomes in health-care workers and general women. Clin Microbiol Infect 2020; 26:788-90.
|
China |
January 28 - March 1 |
Series report |
3/3 |
0 |
0 |
RT-PCR: throat swab |
Li et al. 2121. Li N, Han L, Peng M, Lv Y, Ouyang Y, Liu K, et al. Maternal and neonatal outcomes of pregnant women with COVID-19 pneumonia: a case-control study. Clin Infect Dis 2020; [Online ahead of print].
|
China |
January 24 - February 29 |
Case control |
34/3 |
30 |
0 |
RT-PCR: throat swab |
Lu et al. 2222. Lu Z, Yan J, Min W, Ziheng C, Xiaocui Z, Jun L, et al. Analysis of pregnancy results of pregnant women during the epidemic of new coronavirus pneumonia in Hubei. Zhonghua Fu Chan Ke Za Zhi 2020; 55:166-71.
|
China |
January 30 - February 17 |
Case control |
16/10 |
16 |
0 |
RT-PCR: throat swab |
Liao et al. 2323. Liao J, He X, Gong Q, Yang L, Zhou C, Li J. Analysis of vaginal delivery outcomes among pregnant women in Wuhan, China during the COVID-19 pandemic. Int J Gynaecol Obstet 2020; 150:53-7.
|
China |
January 20 - March 2 |
Case control |
10/7 |
0 |
0 |
RT-PCR: throat swab |
Yin et al. 2424. Yin MZ, Zhang L, Deng GT, Han CF, Shen MX, Sun HY, et al. Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) infection during pregnancy in china: a retrospective cohort study. medRxiv 2020; 11 apr. https://www.medrxiv.org/content/10.1101/2020.04.07.20053744v1. https://www.medrxiv.org/content/10.1101/...
|
China |
January 28 - February 28 |
Cohort |
31/27 |
22 |
0 |
RT-PCR: amniotic fluid, placenta, throat swab, anal swab, and breast milk |
Nie et al. 2525. Nie R, Wang SS, Yang Q, Fan C, Liu Y, He W, et al. Clinical features and the maternal and neonatal outcomes of pregnant women with coronavirus disease 2019. medRxiv 2020; 27 mar. https://www.medrxiv.org/content/10.1101/2020.03.22.20041061v1. https://www.medrxiv.org/content/10.1101/...
|
China |
January 1 - February 20 |
Cross-sectional |
33/26 |
23 |
1 |
RT-PCR: throat, cord blood and placenta |
Liu et al. 2626. Liu W, Wang Q, Zhang Q, Chen L, Chen J, Zhang B, et al. Coronavirus disease 2019 (COVID-19) during pregnancy: a case series. Preprints 2020; 25 feb. https://www.preprints.org/manuscript/202002.0373/v1. https://www.preprints.org/manuscript/202...
|
China |
February 2 - February 05 |
Series report |
3/3 |
2 |
0 |
RT-PCR: throat swab |
Liu et al. 2727. Liu W, Wang Li W, Zhou ZX, Liu SY, Rong ZH. Clinical characteristics of 19 neonates born to mothers with COVID-19. Front Med 2020; [Epub ahead of print].
|
China |
January 31 - February 29 |
Cross-sectional |
19/19 |
18 |
1: false positive |
RT-PCR: throat swab, blood, urine, feces, amniotic fluid and breast milk |
Chen et al. 1313. Chen D, Yang H, Cao Y, Cheng W, Duan T, Fan C, et al. Expert consensus for managing pregnant women and neonates born to mothers with suspected or confirmed novel coronavirus (COVID-19) infection. Int J Gynaecol Obstet 2020; 149:130-6.
|
China |
No described |
Series report |
4/3 |
3 |
0 |
RT-PCR: throat swab |
Li et al. 2929. Li Y, Zhao R, Zheng S, Chen X, Wang J, Sheng X, et al. Lack of vertical transmission of Severe Acute Respiratory Syndrome Coronavirus 2, China. Emerg Infect Dis 2020; 26:1335-6.
|
China |
February 6 |
Case report |
1/1 |
1 |
0 |
RT-PCR: throat swab |
Yang et al. 3030. Yang P, Wang X, Liu P, Wei C, He B, Zheng J, et al. Clinical characteristics and risk assessment of newborns born to mothers with COVID-19. J Clin Virol 2020; 127:104356.
|
China |
January 20 - January 29 |
Cross-sectional |
7/7 |
7 |
0 |
RT-PCR: throat swab, amniotic fluid, and umbilical cord blood |
Peng et al. 3131. Peng Z, Wang J, MoY, Duan W, Xiang G, Yi M, et al. Unlikely SARS-CoV-2 vertical transmission from mother to child: a case report. J Infect Public Health 2020; 13:818-20.
|
China |
No described |
Case report |
1/1 |
1 |
0 |
RT-PCR: throat swab, anal, serum, bronchoalveolar lavage fluid, urine, amniotic fluid, vaginal secretions, cord blood, placenta, and breast milk |
Yu et al. 3232. Yu N, Li W, Kang Q, Xiong Z, Wang S, Lin X, et al. Clinical features and obstetric and neonatal outcomes of pregnant patients with COVID-19 in Wuhan, China: a retrospective, single-centre, descriptive study. Lancet Infect Dis 2020; 20:559-64.
|
China |
January 1 - February 8 |
Cross-sectional |
7/7 |
7 |
3 |
RT-PCR: throat, placenta, and cord blood |
Alzamora et al. 3333. Alzamora MC, Paredes T, Caceres D, Webb CM, Valdez LM, La Rosa M. Severe COVID-19 during pregnancy and possible vertical transmission. Am J Perinatol 2020; [Online ahead of print].
|
Peru |
March 29 |
Case report |
1/1 |
1 |
1 |
RT-PCR: throat swab + serology |
Xiong et al. 3434. Xiong X, Wei H, Zhang Z, Chang J, Ma X, Gao X, et al. Vaginal delivery report of a healthy neonate born to a convalescent mother with COVID-19. J Med Virol 2020; [Online ahead of print].
|
China |
January 29 |
Case report |
1/1 |
0 |
0 |
RT-PCR: throat swab, anal swab, breast milk, amniotic fluid and cervical secretion |
Chen et al. 3535. Chen S, Liao E, Cao D, Gao Y, Sun G, Shao Y. Clinical analysis of pregnant women with 2019 novel coronavirus pneumonia. J Med Virol 2020; [Online ahead of print].
|
China |
January 20 - January 31 |
Cross-sectional |
9/9 |
9 |
0 |
RT-PCR: amniotic fluid, cord blood, throat swab and breast milk |
Khan et al. 3636. Khan S, Jun L, Nawsherwan Siddique R, Li Y, Han G, et al. Association of COVID-19 with pregnancy outcomes in health-care workers and general women. Clin Microbiol Infect 2020; 26:788-90.
|
China |
January 25 - February 15 |
Series report |
17/18 |
17 |
2 |
RT-PCR: throat swab |
Yang et al. 3737. Yang H, Sun G. Tang F, Peng M, Gao Y, Peng J, et al. Clinical features and outcomes of pregnant women suspected of coronavirus disease 2019. J Infect 2020; 81:e40-e44.
|
China |
January 20 - March 5 |
Case control |
13/14 |
9 |
0 |
RT-PCR: throat swab |
Zeng et al. 3838. Zeng L, Xia S, Yuan W, Yan K, Xiao F, Shao J, et al. Neonatal early-onset Infection with SARS-CoV-2 in 33 neonates born to mothers with COVID-19 in Wuhan, China. JAMA Pediatr 2020; [Online ahead of print].
|
China |
January - February |
Cohort |
33/33 |
26 |
3 |
RT-PCR: throat and anal swab |
Liu et al. 3939. Liu Y, Haihong C, Tang K, Guo Y. Clinical manifestations and outcome of SARS-CoV-2 infection during pregnancy. J Infect 2020; [Online ahead of print].
|
China |
January 31 - February 29 |
Cross-sectional |
16/16 |
10 |
0 |
Not described |
Dong et al. 4040. Dong L, Tian J, He S. Possible vertical transmission of SARS-CoV-2 from an infected mother to her newborn. JAMA 2020; 323:1846-8.
|
China |
February 22 |
Case report |
1/1 |
1 |
1 |
RT-PCR: throat swab, vaginal secretions of the mother + serology |
Schnettler et al. 4141. Schnettler WT, Al Ahwel Y, Suhag A. Severe ARDS in COVID-19-infected pregnancy: obstetric and intensive care considerations. Am J Obstet Gynecol MFM 2020; [Online ahead of print].
|
USA |
March 23 |
Case report |
1/1 |
1 |
0 |
RT-PCR: throat swab and amniotic fluid |
Hantoushzadeh et al. 4242. Hantoushzadeh S, Shamshirsaz AA, Aleyasin A, Seferovic MD, Aski SK, et al. Maternal death due to COVID-19 disease. Am J Obstet Gynecol 2020; [Online ahead of print].
|
Iran |
February - March |
Series report |
9/4 |
4 |
1 |
RT-PCR: throat swab |
Qiancheng et al. 4343. Qiancheng X, Jian S, Lingling P, Lei H, Xiaogan J, Weihua L, et al. Coronavirus disease 2019 in pregnancy. Int J Infect Dis 2020; 95:376-83.
|
China |
January 15 - March 15 |
Cross-sectional |
28/23 |
17 |
0 |
RT-PCR: throat swab |
Lyra et al. 4444. Lyra J, Valente R, Rosário M, Guimarães M. Cesarean section in a pregnant woman with covid-19: first case in Portugal. Acta Med Port 2020; 33:429-31.
|
Portugal |
No described |
Case report |
1/1 |
1 |
0 |
RT-PCR: throat swab |
Kelly et al. 4545. Kelly JC, Dombrowksi M, O'neil-Callahan M, Kernberg AS, Frolova AI, Stout MJ. False-negative COVID-19 testing: considerations in obstetrical care. Am J Obstet Gynecol MFM 2020; [Online ahead of print].
|
USA |
No described |
Case report |
1/1 |
1 |
0 |
RT-PCR: throat swab |
Xu et al. 4646. Xu L, Yang Q, Shi H, Lei S, Liu X, Zhu Y, et al. Clinical presentations and outcomes of SARS-CoV-2 infected pneumonia in pregnant women and health status of their neonates. Sci Bull (Beijing) 2020; [Epub ahead of print].
|
China |
January 21 - February 9 |
Series report |
9/5 |
4 |
0 |
RT-PCR: throat swab |
Hu et al. 4747. Hu X, Gao J, Luo X, Feng L, Liu W, Chen J, et al. Severe Acute Respiratory Syndrome Coronavirus 2 (SARS-CoV-2) vertical transmission in neonates born to mothers with Coronavirus Disease 2019 (COVID-19) pneumonia. Obstet Gynecol 2020; [Online ahead of print].
|
China |
January 20 - February 2 |
Series report |
7/7 |
6 |
1 |
RT-PCR: throat, blood, feces and urine |
Lu et al. 4848. Lu D, Sang L, Du S, Li T, Chang Y, Yang XA. Asymptomatic COVID-19 infection in late pregnancy indicated no vertical transmission. J Med Virol 2020; [Epub ahead of print].
|
China |
February 13 |
Case report |
1/1 |
1 |
0 |
RT-PCR: throat swab and blood |
Yan et al. 4949. Yan J, Guo J, Fan C, Juan J, Yu X, Li J, et al. Coronavirus disease 2019 (COVID-19) in pregnant women: a report based on 116 cases. Am J Obstet Gynecol 2020; [Epub ahead of print].
|
China |
January 20 - March 24 |
Cross-sectional |
99/100 |
85 |
0 |
RT-PCR: throat swab, amniotic fluid and umbilical cord blood |
Ferrazzi et al. 5050. Ferrazzi E, Frigerio L, Savasi V, Vergani P, Prefumo F, Barresi S, et al. Vaginal delivery in SARS-CoV-2 infected pregnant women in Northern Italy: a retrospective analysis. BJOG 2020; [Online ahead of print].
|
Italy |
March 1 - March 20 |
Cross-sectional |
42/42 |
18 |
2 |
RT-PCR: throat swab |
Lee et al. 5151. Lee DH, Lee J, Kim E, Woo K, Park HY, An J. Emergency cesarean section on severe acute respiratory syndrome coronavirus 2 (SARS- CoV-2) confirmed patient. Korean J Anesthesiol 2020; [Online ahead of print].
|
South Korea |
March |
Case report |
1/1 |
1 |
0 |
RT-PCR: throat swab, placenta, amniotic fluid and cord blood |
Breslin et al. 5252. Breslin N, Baptiste C, Gyamfi-Bannerman C, Miller R, Martinez R, Bernstein K, et al. COVID-19 infection among asymptomatic and symptomatic pregnant women: two weeks of confirmed presentations to an affiliated pair of New York City hospitals. Am J Obstet Gynecol MFM 2020; [Online ahead of print].
|
EUA |
March 13 - March 27 |
Cross-sectional |
43/18 |
8 |
0 |
RT-PCR: throat swab + serology |
Sharma et al. 5353. Sharma KA, Kumari R, Kachhawa G, Chhabra A, Agarwal R, Sharma A, et al. Management of the first patient with confirmed COVID-19 in pregnancy in India: from guidelines to frontlines. Int J Gynaecol Obstet 2020; 150:116-8.
|
India |
No described |
Case report |
1/1 |
1 |
0 |
Not described |
Chen et al. 5454. Chen S, Huang B, Luo DJ, Li X, Yang F, Zhao Y, et al. Pregnant women with new coronavirus infection: a clinical characteristics and placental pathological analysis of three cases. Zhonghua Bing Li Xue Za Zhi 2020; 49:E005.
|
China |
January 20 - February 10 |
Cross-sectional |
3/3 |
3 |
0 |
RT-PCR: throat swab and placenta |
Zhu et al. 5555. Zhu H, Wang L, Fang C, Peng S, Zhang L, Chang G, et al. Clinical analysis of 10 neonates born to mothers with 2019-nCoV pneumonia. Transl Pediatr 2020; 9:51-60.
|
China |
January 20 - February 5 |
Series report |
9/9 |
7 |
0 |
RT-PCR: throat swab |
Fan et al. 5656. Fan C, Lei D, Fang C, Li C, Wang M, Liu Y, et al. Perinatal transmission of COVID-19 associated SARS-CoV-2: should we worry? Clin Infect Dis 2020; [Online ahead of print].
|
China |
January 31 |
Series report |
2/2 |
2 |
0 |
RT-PCR: throat swab, maternal serum, placenta tissues, umbilical cord blood, amniotic fluid, vaginal swabs, breast milk |