Table 2.
Characteristics of participants by chronic back pain (CBP)
| Variables |
No CBP
(N=1998) |
CBP
(N = 343) |
Total
(N = 2341) |
P-value 1 |
|---|---|---|---|---|
| Age Mean(SD) | 41.90(14.42) | 43.63(14.35) | 42.15(14.42) | 0.039 |
| White Race | 1863 (93.2%) | 317 (92.4%) | 2180 (93.1%) | 0.578 |
| College Education | 1281 (64.1%) | 188 (54.8%) | 1469 (62.8%) | 0.001 |
| Perceived Health | <0.001 | |||
| Excellent/Very good | 1464 (73.3%) | 169 (49.3%) | 1633 (69.8%) | |
| Good | 460 (23.0%) | 117 (34.1%) | 577 (24.6%) | |
| Fair/Poor | 74 (3.7%) | 57 (16.6%) | 131 (5.6%) | |
| Activity Level | <0.001 | |||
| Sedentary | 312 (15.6%) | 95 (27.7%) | 407 (17.4%) | |
| Moderately active | 1271 (63.6%) | 207 (60.3%) | 1478 (63.1%) | |
| Very active | 415 (20.8%) | 41 (12.0%) | 456 (19.5%) | |
| Obese | 547 (27.4%) | 144 (42.0%) | 691 (29.5%) | <0.001 |
| Parity | 0.501 | |||
| No live birth child | 679 (34.0%) | 109 (31.8%) | 788 (33.7%) | |
| One live birth child | 374 (18.7%) | 60 (17.5%) | 434 (18.5%) | |
| 2 or more live births | 945 (47.3%) | 174 (50.7%) | 1119 (47.8%) | |
| Delivery Type | 0.039 | |||
| No vaginal births | 959 (48.0%) | 144 (42.0%) | 1103 (47.1%) | |
| Ever vaginal birth | 1039 (52.0%) | 199 (58.0%) | 1238 (52.9%) | |
| Asthma | 263 (13.2%) | 47 (13.7%) | 310 (13.2%) | 0.785 |
| SUI | 704 (35.2%) | 168 (49.0%) | 872 (37.2%) | <0.001 |
| SUI Only 2 | 389 (55.3%) | 80 (47.6%) | 469 (53.8%) | |
| MUI 2 | 315 (44.7%) | 88 (52.4%) | 403 (46.2%) |
1
P-values are obtained using two-sample t-test for continuous variables and chi-square test of independence for categorical variables
2
Denominator for percentages is based on the number reporting SUI