Table 2.
Patient characteristics by dexamethasone group
| Characteristic | Dexamethasone (N = 77) | Non-Dexamethasone (N = 161) | P-value | ||
|---|---|---|---|---|---|
| Age (years)c | 66.4 | (10.8) | 63.1 | (9.6) | 0.021*d |
| BMI c | 31.9 | (5.6) | 33.7 | (5.9) | 0.031* d |
| Pre-operative HgbA1c c | 6.6 | (0.7) | 6.8 | (1.1) | 0.308 d |
| Length of Stay (hours) c | 78.9 | (76.7) | 89.0 | (57.7) | 0.065e |
| Sex | |||||
| Male | 76 | (47.2%) | 29 | (37.7%) | 0.165f |
| Female | 85 | (52.8%) | 48 | (62.3%) | |
| Type of diabetes | |||||
| Type I | 2 | (2.6%) | 10 | (6.2%) | 0.233 f |
| Type II | 75 | (97.4%) | 151 | (93.8%) | |
| Medication | |||||
| Oral Hyperglycemic | 33 | (42.9%) | 86 | (53.4%) | 0.020* f |
| Insulin Aa | 17 | (22.1%) | 42 | (26.1%) | |
| Insulin Bb | 4 | (5.2%) | 12 | (7.5%) | |
| No medication | 23 | (29.9%) | 21 | (13.0%) | |
| Procedure | |||||
| THA or Conversion THA | 31 | (40.3%) | 57 | (35.4%) | < 0.001*f |
| TKA | 25 | (32.5%) | 98 | (60.9%) | |
| UKA | 21 | (27.3%) | 6 | (3.7%) | |
a< 0.6 units/kg/day or 80 units/day
b> 0.6 units/kg/day or 80 units/day
cContinuous variables presented as mean ± SD
dTwo-sample T-test
eWilcoxon Test
fPearson chi-square test
*P-value < 0.05