Table 1.
Demographic and Clinical Characteristics of the Studied Subjects
| Demographic Characteristics | Cases (n=100) | Controls (n=60) | Test of Significance | P-value |
|---|---|---|---|---|
| Age (years) | ||||
| Mean ± SD | 35.50±14.01 | 37.70±15.55 | Mann–Whitney=0.65 | 0.516 |
| Median | 32 | 40 | ||
| Range | 15–70 | 10–65 | ||
| Sex [n (%)] | ||||
| Males | 44 (44.0) | 30 (50.0) | χ2=0.54 | 0.602 |
| Females | 56 (56.0) | 30 (50.0) | ||
| Smoking [n (%)] | ||||
| Smokers | 36 (36.0) | 22 (36.7) | χ2=0.01 | 0.952 |
| Non-smokers | 64 (64.0) | 38 (63.3) | ||
| BMI | ||||
| Mean ± SD | 29.91±5.64 | 28.64±4.45 | t=1.24 | 0.219 |
| Median | 29.32 | 29.8 | ||
| Range | 20.9–39.3 | 21.3–38.1 | ||
| Clinical data | ||||
| Family history [No (%)] | ||||
| Present | 66 (66.0) |  |
||
| Absent | 34 (34.0) | |||
| Site of lesion [No (%)] | ||||
| Head and neck | 12 (12.0) |  |
||
| Trunk | 40 (40.0) | |||
| Limbs | 48 (48.0) | |||
| Precipitating factors [No (%)] | ||||
| Spontaneous | 10 (10.0) |  |
||
| Operation | 50 (50.0) | |||
| Burn | 40 (40.0) | |||
| Duration of disease (years) | ||||
| Mean ±SD | 3.88±2.94 |  |
||
| Median | 3 | |||
| Range | 1.25–4 | |||
| VSS | ||||
| Mean ± SD | 7.30±2.91 |  |
||
| Median | 7 | |||
| Range | 2–12 | |||
| VSS classifications No (%) | ||||
| Mild (0–3) | 20 (20.0) |  |
||
| Moderate (4–7) | 32 (32.0) | |||
| Severe (8–11) | 48 (48.0) | |||
Abbreviations: SD, standard deviation; VSS, Vancouver Scar Scale; BMI, body mass index; χ2, Chi-square test; t, Student’s t-test.