Table 4 Predictors and regression coefficients in the NIRUDAK model
From: Correction: Continuous diagnostic models for volume deficit in patients with acute diarrhea
Categorical variables, No. (%) | Â | Regression coefficient (95% CI) | P value |
|---|---|---|---|
Eye level | |||
 Normal (reference level) | 546 (26) | 0 |  |
 Sunken | 1593 (74) | 0.90 (0.62, 1.19) | < 0.001 |
Skin pinch | 0.591 | ||
 Rapid (reference level) | 825 (39) | 0 |  |
 Slow | 1053 (49) | 1.14 (− 1.69, 3.97) | 0.428 |
 Very slow | 261 (12) | − 0.93 (− 6.17, 4.30) | 0.727 |
Vomiting episodes in 24 h | < 0.001 | ||
 None (reference level) | 208 (10) | 0 |  |
 1–4 | 729 (34) | 2.55 (0.76, 4.33) | 0.005 |
 5–9 | 770 (36) | 4.09 (2.34, 5.84) | < 0.001 |
 > 9 | 432 (20) | 3.94 (2.11, 5.78) | < 0.001 |
Sex | |||
 Female | 435 (56) | 0 |  |
 Male | 336 (44) | 0.69 (0.46, 0.92) | < 0.001 |
Continuous variables, Mean, (SD) | |||
|---|---|---|---|
Age (years) | 38.3 (22.1) | 0.13 (0.06, 0.19) | < 0.001 |
Systolic BP (supine) | 94.2 (20.6) | − 0.01 (− 0.02, 0.01) | 0.398 |
MUAC | 236.4 (36.7) | − 0.02 (− 0.03, − 0.01) | 0.005 |