Table 2 Comparison of subjects with and without intertrigo
|  | No intertrigo n = 187 | Intertrigo n = 36 | Mean differences | OR |
|---|---|---|---|---|
Age, years | ||||
Mean (SD) | 83.1 (8.1) | 86.3 (7.4) | 3.2 (95% CI 0.3 to 6.0) | 1.052 (95% CI 1.004 to 1.102) |
Female n (%) | 125 (66.8) | 26 (72.2) | n.a. | 1.290 (95% CI 0.585 to 2.842) |
Body mass index (kg/m2)a,b | ||||
 Mean (SD) | 25.2 (5.1) | 25.9 (5.2) | 0.8 (95% CI −1.2 to 2.7) | 1.029 (95% CI 0.961 to 1.101) |
 Obesity BMI ≥ 30 kg/m2, n (%) | 29 (15.5) | 6 (16.7) | n.a. | 1.084 (95% CI 0.413 to 2.845) |
 BMI 18.5–29.9 kg/m2, n (%) | 141 (75.4) | 26 (72.2) | n.a. | 0.820 (95% CI 0.355 to 1.890) |
 Underweight BMI < 18.5 kg/m2, n (%) | 11 (5.9) | 3 (8.3) | n.a. | 1.449 (95% CI 0.383 to 5.485) |
Barthel Index total scorea | ||||
 Mean (SD) | 44.9 (24.2) | 46.1 (22.0) | 1.2 (95% CI −7.1 to 9.5) | 1.002 (95% CI 0.987 to 1.017) |
Barthel Index - Bathinga | ||||
 Some help, n (%) | 170 (90.9) | 34 (94.4) | n.a. | 3.400 (95% CI 0.438 to 26.414) |
 Without help, n (%) | 17 (9.1) | 1 (2.8) | n.a. | 0.294 (95% CI 0.038 to 2.285) |
Barthel Index - Mobilitya | ||||
 Completely dependent, n (%) | 42 (22.5) | 6 (16.7) | n.a. | 0.714 (95% CI 0.278 to 1.835) |
 Wheelchair independently, n (%) | 43 (23.0) | 9 (25.0) | n.a. | 1.159 (95% CI 0.505 to 2.661) |
 Some help, n (%) | 59 (31.6) | 12 (33.3) | n.a. | 1.132 (95% CI 0.528 to 2.428) |
 Without help, n (%) | 43 (23.0) | 8 (22.2) | n.a. | 0.992 (95% CI 0.420 to 2.343) |
Braden scorea | ||||
 Mean (SD) | 17.2 (3.8) | 18.1 (3.2) | 1.0 (95% CI − 0.2 to 2.2) | 1.077 (95% CI 0.973 to 1.191) |
Duration of residency (months) | ||||
 Median (IQR) | 25.0 (13.0–52.0) | 32.0 (15.3–54.0) | p = 0.34 | |
Overall Dry skin score (ODS) – trunkb | ||||
 ODS trunk 0–1, n (%) | 123 (65.8) | 21 (58.3) | n.a. | 0.717 (95% CI 0.346 to 1.486) |
 ODS trunk 2–4, n (%) | 63 (33.7) | 15 (41.7) | n.a. | 1.395 (95% CI 0.673 to 2.891) |
TEWL arm (g/h/m2) temperature adjusteda | ||||
 Mean (SD) | 10.7 (7.5) | 9.0 (4.5) | −1.7 (95% CI − 3.6 to 0.2) | 0.949 (95% CI 0.871 to 1.033) |
Stratum corneum hydration arma | ||||
 Mean (SD) | 41.0 (9.9) | 42.0 (7.0) | 0.9 (95% CI −1.8 to 3.7) | 1.010 (95% CI 0.973 to 1.049) |
pH arma,c | ||||
 Mean (SD) | 5.1 (0.6) | 5.2 (0.7) | 0.1 (95% CI −0.2 to 0.3) | 1.247 (95% CI 0.687 to 2.265) |
Common concomitant diseases, ICD-10 system level 1, n (%) | ||||
 Diseases of the circulatory system (I.00–I.99) | 151 (80.7) | 33 (91.7) | n.a. | 2.623 (95% CI 0.762 to 9.031) |
 Mental and behavioural disorders (F.00–F.99) | 136 (72.7) | 21 (58.3) | n.a. | 0.525 (95% CI 0.251 to 1.097) |
 Endocrine, nutritional and metabolic diseases (E.00–E.99) | 98 (52.4) | 24 (66.7) | n.a. | 1.816 (95% CI 0.858 to 3.845) |
 Diseases of the genitourinary system (N.00–N.99) | 89 (47.6) | 17 (47.2) | n.a. | 0.985 (95% CI 0.482 to 2.013) |
 Diseases of the nervous system (G.00–G.99) | 83 (44.4) | 16 (44.4) | n.a. | 1.002 (95% CI 0.489 to 2.055) |
 Diseases of the musculoskeletal system and connective tissue (M.00–M.99) | 78 (41.7) | 18 (50.0) | n.a. | 1.397 (95% CI 0.684 to 2.857) |