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. 2020 Mar 23;10:5215. doi: 10.1038/s41598-020-62032-9

Table 3.

Demographic and social characteristics of participants by maternal place of birth.

France + Europe North Africa Sub-Saharan Africa Other p*
N = 4979 (52.4%) N = 2106 (22.2%) N = 1558 (16.4%) N = 855 (9.0%)
Age (years) 30.5 ± 5.2 31.6 ± 5.6 30.9 ± 5.6 30.8 ± 5.5 <0.001
Length of stay in France <0.001
   <1 year or not living in France 76 (1.6%) 293 (16.0%) 190 (14.2%) 95 (13.1%)
   >= 1 year 552 (11.3%) 1544 (84.1%) 1144 (85.8%) 631 (86.9%)
   Living in France since birth 4250 (87.1%) 0 (0.0%) 0 (0.0%) 0 (0.0%)
Language barrier (n, %) <0.001
   No 4801 (96.8%) 1653 (83.9%) 1261 (84.9%) 527 (64.2%)
   Yes - partial 109 (2.2%) 281 (14.3%) 201 (13.5%) 214 (26.1%)
   Yes -total 49 (1.0%) 37 (1.9%) 23 (1.6%) 80 (9.7%)
Living with father of child (n, %) <0.001
   Yes 4421 (88.9%) 1968 (93.5%) 957 (61.6%) 750 (87.8%)
   No 555 (11.2%) 137 (6.5%) 597 (38.4%) 104 (12.2%)
Education (n, %) <0.001
   High school diploma 1788 (36.0%) 1238 (59.3%) 1110 (72.3%) 528 (62.5%)
   Beyond high school diploma 3175 (64.0%) 849 (40.7%) 425 (27.7%) 317 (37.5%)
Overall social deprivation** (n, %) <0.001
   Yes 1039 (20.9%) 823 (39.1%) 937 (60.1%) 377 (44.1%)
   No 3940 (79.1%) 1283 (60.9%) 621 (39.9%) 478 (55.9%)
Prepregnancy BMI (n, %) <0.001
   Normal weight 3145 (64.9%) 1049 (52.0%) 626 (45.6%) 522 (67.3%)
   Underweight 332 (6.9%) 69 (4.0%) 57 (4.2%) 72 (9.2%)
   Overweight 835 (17.2%) 630 (31.2%) 411 (29.9%) 130 (16.8%)
   Obese 533 (11.0%) 270 (13.4%) 279 (20.3%) 52 (6.7%)
Parity (n, %) <0.001
   Primiparous 2523 (50.7%) 763 (36.3%) 419 (26.9%) 362 (42.4%)
   Multiparous 2451 (49.3%) 1342 (63.8%) 1138 (73.1%) 492 (57.6%)
Recommended prenatal consultations (% of recommended) 0.065
   <50% 131 (2.6%) 49 (2.3%) 58 (3.7%) 23 (2.7%)
   >50% 4831 (97.4%) 2050 (97.7%) 1494 (96.3%) 831 (97.3%)

*Chi-squared test of independence or Fisher’s exact test for categorical variables, ANOVA for continuous variables.

**Any of the following: (1) socially isolated (2) poor housing conditions (3) no work-related household income (4) no standard health insurance.

As per the French Haute Autorité de Santé recommendations, 2016.

Excluding missing data for severe pre-eclampsia outcome (n = 29) and maternal place of birth (n = 81).