Table 1 Background characteristics in relation to total PA scorea divided in quartiles
n | 1st quartile 3–5 p n (%) | 2nd quartile 6–7 p n (%) | 3rd quartile 8–10 p n (%) | 4th quartile 11–19 p n (%) | p-valueb | |
|---|---|---|---|---|---|---|
Participants | 2203 | 531 (24.1) | 459 (20.8) | 611 (27.7) | 602 (27.3) | |
Maternal age | 2203 | |||||
Mean; SD | 31.0; 4.6 | 30.9; 4.5 | 30.7; 4.3 | 30.9; 4.2 | 0.791 | |
Country of birth | 2197 | |||||
Sweden | 459 (86.9) | 419 (91.7) | 562 (92.0) | 557 (92.7) | < 0.001 | |
Other nordic countries | 2 (0.4) | 6 (1.3) | 8 (1.3) | 9 (1.5) | ||
Other countriesc | 67 (12.7) | 32 (7.0) | 41 (6.7) | 35 (5.8) | ||
Educational level | 2197 | |||||
Elementary school | 28 (5.3) | 9 (2.0) | 20 (3.3) | 3 (0.5) | < 0.001 | |
High school | 162 (30.6) | 142 (31.1) | 156 (25.5) | 140 (23.3) | ||
University | 339 (64.1) | 306 (67.0) | 435 (71.2) | 457 (76.2) | ||
BMI in early pregnancyd | 2132 | |||||
Mean; SD | 25.3; 4.6 | 25.2; 4.8 | 24.4; 4.1 | 23.8; 3.8 | < 0.001 | |
< 18.5 | 8 (1.6) | 14 (3.1) | 8 (1.4) | 12 (2.1) | < 0.001 | |
18.5–24.99 | 274 (53.6) | 251 (56.2) | 382 (64.4) | 403 (69.1) | ||
25–29.99 | 148 (29.0) | 110 (24.6) | 142 (24.0) | 126 (21.6) | ||
≥ 30 | 81 (15.9) | 72 (16.1) | 59 (10.0) | 42 (7.2) | ||
Parity | 2192 | |||||
Primiparous | 192 (36.4) | 210 (46.0) | 295 (48.4) | 374 (62.6) | < 0.001 | |
Multiparous | 336 (63.6) | 247 (54.0) | 315 (51.6) | 223 (37.4) | ||
Self-rated health pre-pregnancy | 1947 | |||||
Very poor/poor | 14 (3.0) | 12 (2.9) | 10 (1.8) | 6 (1.1) | < 0.001 | |
Neither good nor poor | 55 (12.0) | 31 (7.6) | 38 (7.0) | 23 (4.3) | ||
Good/very good | 391 (85.0) | 364 (89.4) | 496 (91.2) | 507 (94.6) |