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Table 3 Information on patients/pregnancies at the first visit during pregnancy

From: European Network of Pregnancy Registers in Rheumatology (EuNeP)—an overview of procedures and data collection

 EGR2 (FR)RePreg (CH)RevNatus* (NO)Rhekiss (DE)
Database closed on17 February 201901 February 201918 February 201903 January 2019
Number of patients108482724911
Number of pregnancies117783861976
Age, mean (SD)32.0 (5.0)32.8 (4.4)30.9 (4.7)32.5 (4.3)
BMI, mean (SD)24.0 (5.1)25.0 (5.4)23.9 (7.5)24.1 (4.9)
BMI > 30, n (%)118 (10.0)4 (9.3)133 (16.3)45 (4.6)
Smoking, current, n (%)97 (9.4)2 (8.3)#20 (2.4)#23 (4.7)
Smoking, past, n (%)186 (18.0)n.a.$n.a.$189 (38.7)
Smoking, never, n (%)750 (72.6)22 (91.7)#818 (97.6)#276 (56.6)
Gestational week at inclusion, mean (SD)11.0 (6.0)18.9 (9.5)13.0 (6.6)12.9 (5.1)
Nulliparous, n (%)317 (26.9)35 (45.5)297 (34.5)357 (36.6)
Disease duration, mean (SD)6.1 (6.1)10.0 (7.0)9.5 (7.5)8 (6.9)
  1. Percentages are given for those pregnancies with available data. Abbreviations: BMI body mass index, n.a. not available, SD standard deviation
  2. *Only patients enrolled in the IT-based system since March 2016 are considered for the analyses
  3. #During the last 3 months
  4. $Smoking variable is categorized as smoking/not smoking