Table 2.
Patient Characteristics—Continuous Variables.a
| Characteristics | POUR (n = 17 Females) | Non-POUR (n = 71 Females) | P Value | ||
|---|---|---|---|---|---|
| Mean ± SD | Median (Range) | Mean ± SD | Median (Range) | ||
| Age | 85.2 ± 4.4 | 86 (78-91) | 81.9 ± 6.8 | 82 (65-99) | .059b |
| MMSE | 23.6 ± 2.1 | 23.0 (21-28) | 24.4 ± 3.1 | 24.0 (18-30.0) | .339b |
| Hgb (g/dL) | 10.5 ± 0.8 | 10.3 (9.2-12.0) | 10.8 ± 2.6 | 10.5 (8.5-31.0) | .784c |
| Albumin (g/L) | 30.8 ± 4.1 | 31.0 (22.0-36.0) | 34.4 ± 4.0 | 34.0 (25.0-44.0) | .001b |
| TSH (mu/L) | 2.1 ± 1.0 | 1.7 (0.8-4.3) | 5.0 ± 6.1 | 2.5 (0.03-31.0) | .041c |
| T4 (ng/dL) | 1.6 ± 0.4 | 1.5 (1.1-2.7) | 1.3 ± 0.3 | 1.3 (0.6-1.8) | 0.008c |
| CRP (mg/L) | 35.7 ± 23.1 | 31.2 (6.9-98.0) | 32.9 ± 22.9 | 27.7 (1.0-115.7) | 0.584c |
| B12 (pg/mL) | 564.0 ± 393.3 | 460 (285-2000) | 491.7 ± 278.3 | 419 (113-1749) | 0.349c |
Abbreviations: B12, vitamin B12; CRP, C-reactive protein; Hgb, hemoglobin; MMSE, Mini-Mental State Examination; POUR, postoperative urinary retention; SD, standard deviation; TSH, thyroid-stimulating hormone.
aPostoperative urinary retention defined as postvoid bladder volume ≥400 mL.
b T test.
cWilcoxon rank sum test.