Table 5 Sensitivity of scale to analgesia
From: Validation of three pain scales among adult postoperative patients in Ghana
Scales | Pretest | Posttest | Mean difference (95%CL) | T | P-value |
|---|---|---|---|---|---|
N = 150 | N = 150 | Pretest-Posttest | |||
S1 | 7.2 ± 1.4 | 4.9 ± 1.3 | 2.3 (2.1–2.5) | 24.5 | <0.001 |
S2 | 3.3 ± 1.1 | 1.79 ± 0.7 | 1.5 (1.4–1.6) | 22.7 | <0.001 |
S3 | 3.1 ± 0.9 | 1.73 ± 0.7 | 1.4 (1.3–1.5) | 24.0 | <0.001 |