Effects of oral rehydration solution-based prophylactic sodium supplementation on clinical outcomes in pediatric pneumonia: A randomized controlled trial

Table 2 Clinical criteria of the enrolled participants, n (%)

Hospital length of stay (days)
Median (IQR)	9 (7)
Min-Max	5-35
Na on admission (mmol/L)
Median (IQR)	136 (3)
Min-Max	135-144
Na on day 2 (mmol/L)
Median (IQR)	135 (3)
Min-Max	127-150
Na on day 4 (mmol/L)
Median (IQR)	135 (3)
Min-Max	127-148
Na on discharge (mmol/L)
Median (IQR)	136 (3)
Min-Max	128-148
K on admission (mmol/L)
Median (IQR)	4.9 (1.0)
Min-Max	3.0-6.3
K on day 2 (mmol/L)
Median (IQR)	4.8 (1.2)
Min-Max	3.1-6.5
K on day 4 (mmol/L)
Median (IQR)	5 (1.2)
Min-Max	3.2-6.4
K on discharge (mmol/L)
Median (IQR)	4.8 (1)
Min-Max	2.5-6.1
Modified shock index on admission
Median (IQR)	2 (0.3)
Min-Max	1.4-2.4
Modified shock index on day 4
Median (IQR)	1.8 (0.3)
Min-Max	1.2-2.5
Modified shock index on discharge
Median (IQR)	1.7 (0.4)
Min-Max	1.2-2.7
Respiratory score on admission
Median (IQR)	8 (2)
Min-Max	5-12
Respiratory score on day 4
Median (IQR)	5 (4)
Min-Max	2-12
Fasting time in hours
Median (IQR)	24 (18)
Min-Max	6-48
Weight Z score
Median (IQR)	-1.1 (2.4)
Min-Max	-3.0:2.0
Height Z score
Median (IQR)	-1.1 (1.2)
Min-Max	-3.0:0.8
BMI Z score
Median (IQR)	-0.7 (2.7)
Min-Max	-3.0:3.0
NLR on admission
Median (IQR)	1.3 (1.4)
Min-Max	0.03-27.2
NLR on discharge
Median (IQR)	1.0 (0.9)
Min-Max	0.09-12
PNI on admission
Median (IQR)	62.0 (23.3)
Min-Max	27.5-248
PNI on discharge
Median (IQR)	58.0 (14.7)
Min-Max	29.5-102
PLR on admission
Median (IQR)	81.5 (85.1)
Min-Max	13.3-419
PLR on discharge
Median (IQR)	88.2 (75.2)
Min-Max	11.9-548

BMI: Body mass index; IQR: Interquartile range; K: Potassium; Min: Minimum; Max: Maximum; Na: Sodium; NLR: Neutrophil-lymphocyte ratio; PLR: Platelet-to-lymphocyte ratio; PNI: Prognostic Nutritional Index.