Table 3 Predictors and regression coefficients in the DHAKA model
From: Correction: Continuous diagnostic models for volume deficit in patients with acute diarrhea
Categorical variables, No. (%) | Regression coefficient (95% CI) | P value | |
|---|---|---|---|
General appearance | 0.002 | ||
 Normal (reference level) | 394 (50) | 0 |  |
 Restless/irritable | 176 (23) | 0.38 (− 0.20, 1.23) | 0.157 |
 Lethargic/unconscious | 212 (27) | 1.14 (0.62, 2.20) | 0.001 |
Skin pinch | < 0.001 | ||
 Rapid (reference level) | 384 (49) | 0 |  |
 Slow | 325 (42) | 1.29 (1.12, 2.37) | < 0.001 |
 Very slow | 73 (9) | 6.30 (1.74, 4.01) | < 0.001 |
Tears | 0.01 | ||
 Present (reference level) | 374 (48) | 0 |  |
 Decreased | 328 (42) | 0.47 (− 0.14, 1.08) | 0.132 |
 Weak/absent | 80 (10) | 1.59 (0.57, 2.62) | 0.002 |
Radial pulse | Â | 0.05 | |
 Strong (reference level) | 524 (67) | 0 |  |
 Decreased | 115 (15) | 0.91 (0.06, 1.76) | 0.036 |
 Absent | 143 (18) | 0.92 (0.03, 1.80) | 0.042 |
Continuous variables, Mean, (SD) | |||
|---|---|---|---|
Age (months) | 20.0 (14.5) | − 0.12 (− 0.18, − 0.05) | < 0.001 |
Number of diarrhea episodes, past 24 h | 16.8 (8.2) | − 0.02 (− 0.11, 0.07) | 0.671 |