Patient demographics: the healing time study
| Study group (n=100) | Control group (n=1888) | P value | |
| Age, mean (SD, range)* | 77 years (13, 37–98) | 75 years (14, 23–104) | 0.231 |
| Female† | 54% | 56% | 0.744 |
| Diabetes† | 27% | 28% | 0.798 |
| Ulcer size, median (range)‡ | 3.4 cm2 (0.1– 131.6) | 3.8 cm2 (0.01–1196.0) | 0.192 |
| Ulcer duration, median (range)‡ | 124 days (7–3657) | 84 days (0–5839) | 0.001 |
| Healing time, median (95% CI)§ | 59 days (40 to 78) | 82 days (75 to 89) | <0.001 |
Statistically significant P values (<0.05) are marked in bold.
*Student’s t-test.
†χ2 test.
‡Mann-Whitney U-test.
§Log-rank test.