Table 1. Characteristics of the hypoxemic under-five children with pneumonia and SAM admitted to the ICU/HDU/ARI ward of the Dhaka Hospital of icddr,b.

Characteristic	Hypoxemia (n = 37)	Normal oxygen saturation (n = 111)	OR (95% CI) (unadjusted)	p
Male	17 (46)	84 (53)	0.75 (0.33–1.68)	0.569
Age (months) (median, IQR) (range)	6.2 (3.5, 11.2) 0.5–48	8.0 (4.5, 14.0) 0.7–59	-	0.182
Stopped breast feeding at neonatal period	13 (35)	33 (30)	1.28 (0.54–3.02)	0.682
Convulsion at admission	7 (19)	2 (2)	12.72 (2.24–93.99)	<0.001
Lower chest wall indrawing	33 (89)	44 (40)	12.56 (3.87–45.13)	<0.001
Age specific fast breathing	31 (84)	52 (47)	5.86 (2.11–17.09)	<0.001
Crackles in lungs	31 (84)	74 (67)	2.58 (0.92–7.60)	0.076
Nasal flaring	2 (5)	1 (1)	6.29 (0.43–180.95)	0.154
Head nodding	2 (5)	1 (1)	6.29 (0.43–180.95)	0.154
Inability to drink	5 (14)	11 (10)	1.42 (0.39–4.89)	0.548
Temperature (° Celsius) (mean ± SD)	37.6 ±1.4	37.8 ±1.2	-	0.227
Severe sepsis	10 (27)	19 (17)	1.79 (0.68–4.68)	0.282
Hypoglycemia (RBS<3.0 mmol/L)	1 (3)	1 (1)	3.06 (0.0–115.25)	0.439
Serum sodium (mmol/L)	143.5 ±16.6	136.8 ±16.6	-	0.027
Serum magnesium (mmol/L)	1.1 ±0.2	1.0 ±0.3	-	0.562
Outcome (Died)	11 (30)	4 (4)	11.32 (2.99–46.41)	<0.001

Figures represent n (%) unless indicated otherwise.

OR = Odds Ratio; CI = Confidence Interval; IQR = Inter quartile range; SD = Standard Deviation; RBS = Random Blood Sugar.