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Table 1 Descriptive statistics (N = 934)

From: Are neonatal age and small weight predictive of in-hospital death and prolonged hospital stay in children undergoing heart surgery?

 NNeonate
N = 103
a, b, c
Post neonate
N = 831
a, b, c
Combined
N = 934
a, b, c
p value
Age, days9348.00, 15.00, 20.50202.50, 459.00, 1728.50137.00, 372.00, 1535.75< 0.0011
Gender934   0.482
 F 40% (41)43% (361)43% (402) 
 M 60% (62)57% (470)57% (532) 
Weight, kg9342.70, 3.00, 3.505.10, 8.30, 14.004.30, 7.35, 13.00< 0.0011
Height88546.5, 49.0, 52.061.0, 74.0, 100.058.0, 70.0, 97.0< 0.0011
Body surface area, m28870.19, 0.20, 0.210.29, 0.41, 0.620.26, 0.38, 0.60< 0.0011
Type934   < 0.0012
 Primary 100% (103)87% (720)88% (823) 
 Reoperation 0% (0)13% (111)12% (111) 
RACHS934   < 0.0012
 1 0% (0)5% (40)4% (40) 
 2 21% (22)52% (433)49% (455) 
 3 26% (27)27% (224)27% (251) 
 4 17% (17)7% (59)8% (76) 
 5/6 11% (11)3% (22)4% (33) 
 Uncategorized 25% (26)6% (53)8% (79) 
CPB time, min93451, 77, 9446 63 8646 64 870.0211
Clamp time, min93424.5, 49.0, 64.023.0, 43.0, 63.023.0, 44.0, 63.00.421
DHCA time, min9340.0, 0.0, 11.50.0, 0.0, 0.00.0, 0.0, 0.0< 0.0011
Length of stay, days93415.5, 22.0, 37.09.0, 15.0, 25.09.0, 15.0, 26.0< 0.0011
Preop LOS, days9182 5 91 2 51 2 6< 0.0011
Postop LOS, days91810.0, 16.5, 29.07.0, 11.0, 19.07.0, 11.0, 20.0< 0.0011
Result934   0.142
 Death 9% (9)5% (40)5% (49) 
 Discharged 88% (91)94% (778)93% (869) 
 Still in hospital 3% (3)2% (13)2% (16) 
  1. a b c represent the lower quartile a, the median b, and the upper quartile c for continuous variables. N is the number of non-missing values. Numbers after proportions are frequencies
  2. Tests used: 1Wilcoxon test, 2Pearson test