Clinical Study
Chronic Pain after Inguinal Hernia Repair
Table 4
Multivariate analysis of factors for chronic pain.
| | Dependent variable | Type III sum of squares | df | Mean square | | Significance |
| | Duration | 1.853 | 7 | .265 | 1.267 | .268 | | Analgesia | 1.309 | 7 | .187 | 1.564 | .147 | | Anesthesia | 3.063 | 7 | .438 | 2.813 | .008 | | Nerve identification | 4.484 | 7 | .641 | 1.088 | .372 | | Nerve injury | 3.086 | 7 | .441 | 3.145 | .003 | | Postop infiltration | 2.120 | 7 | .303 | 2.300 | .028 | | Complications | 1.307 | 7 | .187 | 2.540 | .016 | | Preop pain | 170.993 | 7 | 24.428 | 17.068 | .000 | | Pain day 1 | 156.502 | 7 | 22.357 | 25.530 | .000 | | Pain day 2 | 208.367 | 7 | 29.767 | 42.166 | .000 | | Pain day 7 | 230.467 | 7 | 32.924 | 50.482 | .000 |
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