EP vs NP | EP vs OP | |
Paired t-test (t, p) | 17.04, <0.001 | 13.20, <0.001 |
Comparative mean (% of responses, average Δ) | ||
+Δ | 10.45%, 1.26 | 12.20%, 1.90 |
No change | 26.82% | 35.63% |
–Δ | 62.72%, 1.78 | 52.17%, 1.44 |
Pearson’s correlation (r, p) | 0.205, <0.001 | 0.199, <0.001 |
Multiple linear regression with age as confounding (p, 95% CI, R2) | <0.001, 0.094 to 0.225, 0.046 | <0.001, 0.101 to 0.254, 0.040 |
- Δ, average decrease in score; + Δ, average increase in score; EP, expected pain; NP, needle pain; OP, operative pain.