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Table 3 Predictors and regression coefficients in the DHAKA model

From: Continuous diagnostic models for volume deficit in patients with acute diarrhea

Categorical variables, No. (%) Regression coefficient (95% CI) P value
General appearance
 Normal (reference level) 394 (50) 1 0.002
 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
 Rapid (reference level) 384 (49) 1 < 0.001
 Slow 325 (42) 1.29 (1.12, 2.37) < 0.001
 Very slow 73 (9) 6.30 (1.74, 4.01) < 0.001
Tears
 Present (reference level) 374 (48) 1 0.01
 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
 Strong (reference level) 524 (67) 1 0.05
 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