Table 5.
Main predictors for NRS 24 and 48 h postoperatively.
| NRS at 24 h | NRS at 48 h | |||||||
|---|---|---|---|---|---|---|---|---|
| Variable | Univariate | p-Value | Multivariate | p-Value | Univariate | p-Value | Multivariate | p-Value |
| STAI A/E | 0.04 (0.01–0.07) |
0.018 | 0.04 (0–0.07) |
0.029 | 0.03 (0–0.05) |
0.053 | 0.02 (0–0.05) |
0.078 |
| STAI A/R | 0.04 (−0.01–0.08) |
0.083 | 0.02 (−0.03–0.07) |
0.502 | 0.04 (0–0.07) |
0.061 | 0.01 (−0.03–0.06) |
0.53 |
| Age | −0.04 (0.06–−0.02) |
<0.001 | −0.04 (−0.06–−0.02) |
<0.001 | −0.02 (−0.04–0) |
0.069 | −0.01 (−0.03–0) |
0.145 |
| Female gender | −0.11 (−0.81–0.6) |
0.762 | −0.48 (−1.17–0.22) |
0.17 | - | - | - | - |
| Depression | 0.11 (−0.72–0.93) |
0.796 | 0.61 (−0.17–1.39) |
0.12 | - | - | - | - |
| ASA physical status 3–4 | 0.35 (−0.33–1.03) |
0.306 | 0.44 (−0.17–1.06) |
0.153 | - | - | - | - |
| Parietal/occipital craniotomy | 0.01 (−0.74–0.75) |
0.987 | 0.54 (−0.15–1.24) |
0.123 | - | - | - | - |
| Length of surgery | 0 (−0.01–0) |
0.02 | −0.002 (−0.01–0) |
0.183 | 0 (−0.01–0) |
0.009 | −0.003 (−0.01–0) |
0.025 |
| Intraoperative dexamethasone 4 mg | - | - | - | - | −0.83 (−1.52–−0.14) |
0.019 | −0.76 (−1.42–−0.1) |
0.025 |
| Intraoperative dexamethasone >4 mg | - | - | - | - | −0.44 (−1.15–0.28) |
0.226 | −0.39 (−1.06–0.29) |
0.255 |
Data are expressed as coefficient (95% CI). NRS: Numerical Rating Score; STAI A/E: State-Trait Anxiety Inventory State Anxiety; STAI A/R: State-Trait Anxiety Inventory Trait Anxiety; ASA: American Society of Anesthesiologists.