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Table 1 Characteristics of the cohort by ethnic groups. Values in mean and standard deviation (SD), numbers and percent (%)

From: Lipid and lipoprotein concentrations during pregnancy and associations with ethnicity

  Total Western Europe South Asia Middle East Africa East Asia Eastern Europe
  n = 806 (100) n = 333 (41) n = 200 (25) n = 126 (16) n = 60 (8) n = 44 (5) n = 43 (5)
  n mean SD n mean SD n mean SD n mean SD n mean SD n mean SD n mean SD
Gestational age/weeks postpartum
Visit 11a 806 15.0 (3.4) 333 14.2 (2.3) 200 15.6 (3.9) 126 15.0 (3.3) 60 17.3 (4.9) 44 16.2 (3.9) 43 14.5 (3.0)
Visit 2b 759 28.3 (1.3) 315 28.2 (1.2) 192 28.2 (1.2) 117 28.5 (1.4) 52 28.3 (1.3) 40 28.2 (1.1) 42 28.4 (1.7)
Visit 3c 652 14.2 (2.8) 279 14.2 (2.7) 163 14.3 (2.9) 99 14.3 (3.0) 39 14.3 (2.5) 36 14.7 (3.2) 36 13.8 (2.3)
Age at enrollment 806 29.8 (4.8) 333 30.9 (4.5) 200 28.6 (4.5) 126 29.5 (5.5) 60 28.3 (5.1) 44 31.2 (4.8) 43 28.9 (4.2)
Pre-pregnant body mass index (kg/m2) 794 24.5 (4.8) 329 24.6 (4.8) 196 23.7 (4.2) 125 25.9 (5.1) 59 25.8 (5.9) 44 22.6 (3.8) 41 23.7 (4.3)
Total body fat (kg) at Visit 1a 804 23.5 (9.9) 332 24.1 (9.8) 199 21.6 (8.1) 126 25.3 (10.9) 60 28.5 (12.2) 44 17.8 (8.6) 43 21.8 (7.9)
Fat mass index (kg/m2) at Visit 1a 804 8.8 (3.6) 332 8.6 (3.5) 199 8.4 (3.0) 126 9.7 (4.0) 60 10.7 (4.4) 44 7.1 (3.2) 43 7.9 (3.0)
  n (%) n (%) n (%) n (%) n (%) n (%) n (%)
Parity 806                     
Nulliparous 373 (46.3) 176 (52.4) 84 (42.0) 44 (34.9) 25 (41.7) 18 (40.9) 28 (65.1)
Multiparous 433 (53.7) 160 (47.6) 116 (58.0) 82 (65.1) 35 (58.3) 26 (59.1) 15 (34.9)
Education (years) 800                     
Primary or less 132 (16.5) 10 (3.0) 35 (17.6) 46 (37.1) 28 (46.7) 8 (18.2) 5 (11.9)
High school/secondary 316 (39.5) 102 (30.8) 101 (50.8) 55 (44.3) 24 (40.0) 19 (43.2) 15 (35.7)
College/university 352 (44.0) 219 (66.2) 63 (31.7) 23 (18.6) 8 (13.3) 17 (38.6) 22 (52.4)
Immigrant generation                      
Immigrant 458 (56.8) 36 (10.8) 159 (79.5) 119 (94.4) 59 (98.3) 43 (97.7) 42 (97.7)
Norwegian-born with immigrant parents 52 (6.5) 1 (0.3) 41 (20.5) 7 (5.6) 1 (1.7) 1 (2.3) 1 (2.3)
Breastfeeding at Visit 3c 631                     
Exclusive 380 (60.2) 173 (64.8) 82 (51.2) 54 (58.1) 23 (59.0) 23 (63.9) 25 (69.4)
Partial 172 (27.3) 61 (22.6) 55 (34.4) 29 (31.2) 16 (41.0) 7 (19.4) 4 (11.1)
No breastfeeding 79 (12.5) 33 (12.4) 23 (14.4) 10 (10.7) 0 (0) 6 (16.7) 7 (19.5)
  1. aVisit 1: gestational age 15
  2. bVisit 2: gestational age 28
  3. cVisit 3: 14 weeks postpartum