Table 3.
The association of IVP group with gender, age, residence, smoking or drinking history, fracture type, pain scores at admission, GDS, FIM, and anxiety.
| Variables | Non-IVP group (n = 1576) | IVP group (n = 590) | Spearman's r statistic | p value |
|---|---|---|---|---|
| Gender, n (%) | −0.044 | 0.043∗ | ||
| Male | 494 (31.3%) | 212 (35.9%) | ||
| Female | 1082 (68.7%) | 378 (64.1%) | ||
|
| ||||
| Age, years | 79.0 ± 7.2 | 79.2 ± 7.3 | 0.016 | 0.451 |
| Age group, n (%) | 0.026 | 0.235 | ||
| 65–69 | 172 (10.9%) | 60 (10.2%) | ||
| 70–79 | 639 (40.5%) | 230 (39.0%) | ||
| 80–89 | 655 (41.6%) | 251 (42.5%) | ||
| 90–99 | 103 (6.5%) | 49 (8.3%) | ||
| ≥100 | 7 (0.4%) | 0 (0.0%) | ||
|
| ||||
| Residence | −0.096 | <0.001∗ | ||
| Rural | 670 (42.5%) | 189 (32.0%) | ||
| Urban | 906 (57.5%) | 401 (68.0%) | ||
|
| ||||
| Smoking history (Yes) | 186 (11.8%) | 90 (15.3%) | 0.049 | 0.022∗ |
| Drinking history (Yes) | 373 (23.7%) | 157 (26.6%) | 0.033 | 0.126 |
|
| ||||
| Fracture type, n (%) | 0.147 | <0.001∗ | ||
| Stable (A1.1–A2.1) | 928 (58.9%) | 252 (42.7%) | ||
| Unstable (A2.2–A3.3) | 648 (41.1%) | 338 (57.3%) | ||
| VAS at admission | 4.9 ± 1.7 | 6.4 ± 1.5 | 0.388 | <0.001∗ |
| NRS at admission | 4.9 ± 1.7 | 6.4 ± 1.5 | 0.396 | <0.001∗ |
| GDS | 4.4 ± 1.3 | 3.5 ± 1.6 | −0.286 | <0.001∗ |
| FIM | 84.6 ± 10.6 | 83.4 ± 10.2 | 0.055 | 0.010∗ |
| Anxiety (Yes) | 142 (9.0%) | 507 (14.1%) | 0.074 | 0.001∗ |
Values are presented as the number (%) or mean ± SD (standard deviation). ∗p < 0.05, statistical significance. VAS, visual analog scores; NRS, numerical rating scores; GDS, Geriatric Depression Scale; FIM, functional independence measure.