Table 2.
Univariable and multivariable associations of pain and patient characteristics with patient-reported postoperative absence of abdominal pain
| Feature | Absence of pain | Presence of pain | Univariable | Multivariable | ||
|---|---|---|---|---|---|---|
| Odds ratio (95 % CI) | p value | Odds ratio (95 % CI) | p value | |||
| Gender [n (%)] | ||||||
| Female | 157 (73.7) | 121 (82.9) | 0.58 (0.34–0.98) | 0.04 | 0.66 (0.36–1.20) | 0.17 |
| Male | 56 (26.3) | 25 (17.1) | 1.00 (reference) | |||
| Age (years), mean (SD) | 49.7 (13.8) | 49.7 (14.7) | 1.00 (0.99–1.02) | 1.00 | 1.00 (0.98–1.02) | 0.91 |
| Center [n (%)] | ||||||
| Academic | 42 (19.7) | 29 (11.5) | 0.99 (0.58–1.68) | 0.99 | 0.79 (0.43–1.43) | 0.43 |
| General | 171 (80.3) | 117 (78.5) | 1.00 (reference) | |||
| Preoperative pain in last 2 weeks [n (%)] | ||||||
| Absence | 38 (17.5) | 11 (8.2) | 2.68 (1.32–5.44) | 0.006 | 1.00 (0.43–2.32) | 0.99 |
| Presence | 174 (82.5) | 135 (91.8) | 1.00 (reference) | |||
| ASA [n (%)] | ||||||
| I | 107 (50.2) | 62 (42.5) | 1.00 (reference) | |||
| II | 106 (49.8) | 84 (57.5) | 0.74 (0.48–1.13) | 0.16 | ||
| Duration of symptoms [n (%)] | ||||||
| ≤1 year | 150 (72.5) | 90 (62.5) | 1.57 (1.00–2.48) | 1.85 (1.11–3.09) | 0.02 | |
| >1 year | 57 (27.5) | 54 (37.5) | 1.00 (reference) | 0.05 | ||
| Awaking at night [n (%)] | ||||||
| Yes | 102 (49.5) | 98 (67.2) | 1.00 (reference) | 0.001 | ||
| No | 104 (50.5) | 48 (32.8) | 2.08 (1.34–3.23) | |||
| Severity [n (%)] | ||||||
| ≤50/100 | 14 (7.0) | 11 (7.9) | 1.00 (reference) | |||
| >50/100 | 186 (93.0) | 129 (92.1) | 1.13 (0.50–2.58) | 0.77 | ||
| Baseline GIQLI, mean (SD) | 108.2 (19.6) | 93.6 (21.3) | 1.04 (1.02–1.05) | <0.001 | 1.04 (1.02–1.05) | <0.001 |
| Type of pain [n (%)] | ||||||
| Episodic | 124 (59.9) | 77 (47.3) | 1.34 (0.87–2.05) | 0.18 | ||
| Non-episodic | 83 (40.1) | 69 (52.7) | 1.00 (reference) | |||
SD standard deviation, ASA American Society of Anesthesiologists classification, GIQLI Gastrointestinal Quality of Life Index