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Table 1 Baseline demographic and clinical characteristics of children enrolled in the study

From: Vitamin D deficiency and length of pediatric intensive care unit stay: a prospective observational study

Variable n = 101
Age (median, IQR) 3 (1 months, 9 years)
 <1 year 25 (25)
 1–5 years 33 (33)
 6–10 years 26 (26)
 11–17 years 17 (17)
Male (n %) 52 (52)
PIM-2 score (median, IQR) 12 (8–26)
PELOD score at admission (median, IQR) 21 (20–22)
Weight (Kg), median (IQR) 12 (5–19)
Duration of sun exposure in hours/day (only exposed parts) (median, IQR) 2 (0.5–3.5)
Admission season (n %)
 Nov–Dec 38 (38)
 Rest of the year 63 (63)
Nutritional status (n  %)
 Normal 32 (31.7)
 Moderately undernourished (−2 to −3 SD) 39 (38.6)
 Severely undernourished (<−3 SD) 30 (29.7)
Admitting diagnosis, n (%)
 Severe sepsis/septic shock 19 (19)
 Pneumonia 19 (19)
 Meningitis 16 (16)
 Seizure disorder 12 (12)
 Cardiac illness 10 (10)
 Tuberculosis 3 (3)
 Malaria 3 (3)
 Hepatic failure 2 (2)
 Raised ICP 1 (1)
 Any other 16 (16)
Underlying illness (n %)
 Congenital heart disease 9 (9)
 Nephrotic syndrome 3 (3)
 Genetic/neurometabolic disorders 3 (3)
 Tubercular meningitis 1 (1)
 Others including autoimmune/immunodeficiency  disorders 4 (4)
Neurological illness 15 (15)
Symptomatic hypocalcemia at admission (n %) 15 (15)
Laboratory investigations [mean (SD) or median (IQR)]
 Total calcium (mg/dL) 8 (1)
 Phosphate (mg/dL) 3.3 (0.5)
 Ionized calcium (mmol/L) 0.65 (0.25)
 Alkaline phosphatase (IU/L) 159 (123–343)
 SGOT (U/L) 57 (34–191)
 SGPT (U/L) 39 (22–114)
 Albumin (g/dL) 2.9 (0.4)
 Creatinine (mg/dL) 0.6 (0.4–0.7)
 Hemoglobin (g/dL) 9.7 (2)
  1. IQR interquartile range, PELOD pediatric logistic organ dysfunction, PIM pediatric index of mortality, CI confidence interval, ICP intracranial pressure, SGOT serum glutamic oxaloacetic transaminase, SGPT serum glutamic-pyruvic transaminase