Variables | All women N = 2217 (100%) | Women with GJH N = 637 (28.7%) | Women without GJH N = 1580 (71.3%) | |||
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n = | n (%) | n = | n (%) | n = | n (%) | |
Age, years, mean (SD)b | 1645 | 29.4 (4.8) | 476 | 28.8 (4.9) | 1169 | 29.6 (4.7) |
BMI, median (IQR) kg/m2,b | 1622 | 23.9 (21.9–27.3) | 465 | 23.8 (21.9–26.8) | 1157 | 23.9 (21.9–27.4) |
Ethnicity, origin outside Europe, n (%) | 2189 | 123 (5.6) | 622 | 43 (6.9) | 1567 | 80 (5.1) |
Multiparous n (%) | 2200 | 1228 (55.8) | 630 | 361 (57.3) | 1570 | 867 (55.2) |
Completed university Education n (%)a | 2217 | 1110 (50.1) | 637 | 282 (44.3) | 1580 | 828 (52.4) |
Having a partner n (%) | 2205 | 2177 (98.7) | 629 | 621 (98.7) | 1576 | 1556 (98.7) |
History of back pain n (%) | 2217 | 197 (8.9) | 637 | 68 (10.7) | 1580 | 129 (8.2) |