Table 1.
Baseline participant characteristics in all participants and stratified by 1-year Pelvic Pain and Urinary Symptom trajectories
| Characteristics | All (N=163) | Pelvic Pain Severity Patterns | Urinary Symptom Severity Patterns | ||||||
|---|---|---|---|---|---|---|---|---|---|
| Improved (n=45) |
Stable (n=73) |
Worse (n=45) |
p-value | Improved (n=44) |
Stable (N=62) |
Worse (n=57) |
p-value | ||
| Age (yrs) | 46.40 (16.07) | 47.42 (14.44) | 45.98 (17.36) | 46.04 (15.74) | 0.70 | 44.02 (15.15) | 47.65 (17.03) | 47.72 (15.85) | 0.23 |
| Gender | |||||||||
| Female | 51.5% | 53.3% | 50.7% | 51.1% | 0.83 | 49.1% | 46.8% | 61.4% | 0.27 |
| Male | 48.5% | 46.7% | 49.3% | 48.9% | 50.9% | 53.2% | 38.6% | ||
| Race | |||||||||
| White | 94.5% | 100.0% | 90.4% | 95.6% | 0.36 | 96.5% | 93.5% | 93.2% | 0.45 |
| Black | 4.3% | 0.0% | 6.8% | 4.4% | 1.8% | 4.8% | 6.8% | ||
| Other | 1.2% | 0.0% | 2.8% | 0.0% | 1.7% | 1.7% | 0.0% | ||
| Income | |||||||||
| <10K | 12.1% | 13.9% | 13.6% | 7.5% | 0.19 | 14.8% | 10.5% | 10.5% | 0.66 |
| 10–25K | 7.4% | 2.3% | 9.1% | 10.0% | 11.1% | 11.1% | 5.3% | ||
| 25–50K | 14.1% | 9.3% | 21.2% | 7.5% | 9.3% | 9.3% | 15.8% | ||
| 50–100K | 36.9% | 34.9% | 31.8% | 47.5% | 29.6% | 29.6% | 39.5% | ||
| >100K | 29.5% | 39.5% | 24.2% | 27.5% | 35.2% | 35.2% | 24.6% | ||
| Symptom duration (yrs) | 8.93 (10.97) | 9.29 (9.92) | 9.20 (11.02) | 8.11 (12.04) | 0.61 | 7.00 (10.23) | 9.33 (9.17) | 10.85 (13.76) | 0.053 |
| Body mass index (kg/m2) | 27.07 (5.59) | 26.71 (5.46) | 27.15 (6.11) | 27.29 (4.89) | 0.64 | 27.34 (6.26) | 26.74 (4.80) | 27.19 (5.84) | 0.83 |
| Any chronic overlapping pain condition | 39.3% | 40.0% | 38.4% | 40.0% | 0.99 | 42.1% | 41.9% | 31.8% | 0.33 |
| Non-pelvic pain* | |||||||||
| None | 23.3% | 26.7% | 30.1% | 8.9% | 0.08 | 26.3% | 27.4% | 13.6% | 0.48 |
| Intermediate | 39.3% | 42.2% | 35.6% | 42.2% | 40.4% | 35.5% | 43.2% | ||
| Widespread | 37.4% | 31.1% | 34.2% | 48.9% | 33.3% | 37.1% | 43.2% | ||
| Pelvic Pain Severity score | 14.76 (5.52) | 14.48 (5.59) | 15.00 (5.87) | 14.66 (4.92) | 0.88 | 15.95 (5.13) | 13.73 (6.22) | 14.69 (4.70) | 0.21 |
| Urinary Symptom Severity Score | 12.56 (6.24) | 13.02 (5.60) | 12.79 (6.98) | 11.71 (5.59) | 0.35 | 14.53 (5.67) | 11.05 (6.68) | 12.09 (5.76) | 0.037 |
| SF-12 PCS | 47.02 (10.28) | 48.65 (9.19) | 46.71 (10.96) | 45.85 (10.25) | 0.22 | 46.38 (10.57) | 48.38 (10.36) | 45.90 (9.81) | 0.94 |
| SF-12 MCS | 44.35 (10.83) | 44.73 (10.57) | 43.07 (11.17) | 46.02 (10.54) | 0.56 | 43.37 (11.65) | 44.48 (11.04) | 45.43 (9.50) | 0.36 |
| HADS Depression | 5.13 (4.30) | 4.96 (4.33) | 5.72 (4.64) | 4.34 (3.57) | 0.52 | 4.96 (4.04) | 5.56 (5.18) | 4.74 (3.13) | 0.89 |
| HADS Anxiety | 7.35 (4.45) | 7.24 (4.69) | 8.06 (4.44) | 6.33 (4.10) | 0.33 | 8.14 (4.49) | 7.15 (4.77) | 6.61 (3.83) | 0.094 |
| Perceived Stress Scale | 15.65 (8.02) | 15.58 (8.16) | 16.39 (8.18) | 14.53 (7.65) | 0.54 | 15.87 (7.43) | 15.80 (9.10) | 15.17 (7.25) | 0.70 |
p-values obtained by Mantel-Haenzel test for binary and regression for continuous measures
Data presented as % or mean (SD)
*
Non-pelvic pain defined by Brief Pain Inventory non-pelvic regions with pain categorized as 0 (None), 1–2 (Intermediate), 3–7 (Widespread)
HADS, Hospital Anxiety and Depression Scale; MCS, Mental Component Score; PCS, Physical Component Score