Table 2 Patients’ chronic pain outcomes
From: A machine learning–based framework for predicting postpartum chronic pain: a retrospective study
Natural vaginal delivery | Painless vaginal delivery | Cesarean delivery | F or χ2 | Overall P | P.1 vs. 2 | P.1 vs. 3 | P.2 vs. 3 | |
|---|---|---|---|---|---|---|---|---|
Pain site 6 months after delivery | 37.80 | 0.748 | <0.001 | 0.001 | ||||
No | 292 (77.2%) | 272 (74.7%) | 451 (68.8%) | |||||
Low back pain | 46 (12.2%) | 56 (15.4%) | 165 (25.2%) | |||||
Pelvic pain | 22 (5.82%) | 22 (6.04%) | 22 (3.35%) | |||||
Incision pain | 17 (4.50%) | 13 (3.57%) | 14 (2.13%) | |||||
Other pain | 1 (0.26%) | 1 (0.27%) | 4 (0.61%) | |||||
NRS_1_month | 0.00 [0.00; 3.00] | 0.00 [0.00; 3.00] | 3.00 [0.00; 5.00] | 106.25 | <0.001 | 0.219 | <0.001 | 0.001 |
NRS_3_month | 0.00 [0.00; 1.50] | 0.00 [0.00; 2.00] | 0.00 [0.00; 3.00] | 41.67 | <0.001 | 0.213 | <0.001 | 0.001 |
NRS_6_month | 0.00 [0.00; 0.00] | 0.00 [0.00; 2.00] | 0.00 [0.00; 2.00] | 10.57 | <0.001 | 0.423 | 0.001 | 0.006 |
Chronic pain 1 month after delivery | 94.47 | <0.001 | 0.370 | < 0.001 | < 0.001 | |||
No | 280 (68.3%) | 257 (65.1%) | 335 (42.6%) | |||||
Yes | 130 (31.7%) | 138 (34.9%) | 452 (57.4%) | |||||
Chronic pain 3 months after delivery | 37.61 | <0.001 | 0.205 | < 0.001 | < 0.001 | |||
No | 295 (74.1%) | 268 (69.8%) | 435 (57.4%) | |||||
Yes | 103 (25.9%) | 116 (30.2%) | 323 (42.6%) | |||||
Chronic pain 6 months after delivery | 9.82 | 0.007 | 0.472 | 0.013 | 0.078 | |||
No | 292 (77.2%) | 272 (74.7%) | 451 (68.8%) | |||||
Yes | 86 (22.8%) | 92 (25.3%) | 205 (31.2%) |