Table 2.
Frequencies and types of self-reported leisure-time physical activities at 18 weeks of gestation, ALSPAC, United Kingdom (N = 9,889)
| Activity | Never | <1 h/week | 2–6 h/week | ≥7 h/week | Missing |
|---|---|---|---|---|---|
| n (%) | n (%) | n (%) | n (%) | n (%) | |
| Brisk walking | 2,465 (24.9) | 2,722 (27.5) | 3,780 (38.2) | 793 (8.0) | 129 (1.3) |
| Swimming | 5,598 (56.6) | 3,117 (31.5) | 953 (9.6) | 14 (0.1) | 207 (2.1) |
| Ante-natal exercise | 7,347 (74.3) | 1,886 (19.1) | 451 (4.6) | 7 (0.1) | 198 (2.0) |
| Keep fit exercise | 8,347 (84.4) | 982 (9.9) | 302 (3.1) | 7 (0.1) | 249 (2.5) |
| Cycling | 9,054 (91.6) | 419 (4.2) | 158 (1.6) | 14 (0.1) | 244 (2.5) |
| Aerobics | 9,178 (92.8) | 327 (3.4) | 151 (1.5) | 4 (0.0) | 229 (2.3) |
| Tennis | 9,354 (94.6) | 177 (1.8) | 78 (0.8) | 3 (0.0) | 277 (2.8) |
| Yoga | 9,374 (94.8) | 157 (1.6) | 121 (1.2) | 2 (0.0) | 235 (2.4) |
| Jogging | 9,450 (95.6) | 190 (1.9) | 24 (0.3) | 0 (0.0) | 225 (2.3) |
| Weight training | 9,528 (96.4) | 52 (0.5) | 26 (0.3) | 4 (0.0) | 279 (2.8) |
| Squash | 9,598 (97.1) | 28 (0.3) | 16 (0.2) | 0 (0.0) | 247 (2.5) |
| Other exercise | 8,945 (90.5) | 128 (1.3) | 376 (3.8) | 303 (3.1) | 137 (1.4) |