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Table 1 Demographic and clinical characteristics of study populations

From: Reducing ventilator-associated pneumonia in neonatal intensive care unit using “VAP prevention Bundle”: a cohort study

Character Phases p
I II
Number of ventilated neonates 62 81
Gender (male)    
Number 43 52  
% 69.3 64.1 0.52
Gestation age (week)    
< 37 Number (%) 45 (72.5) 66 (81.5) 0.21
 - 30-37 20 (32.2) 34 (41.9)  
 - <30 25 (40.3) 32 (39.6)  
> 37 Number (%) 17 (27.5) 15 (18.5)  
Mean ± SD 32.18 ± 4.5 31.73 ± 4.3 0.57
Birth weight (g)    
≤ 2500 Number (%) 48 (77.4) 63 (77.7) 0.99
 - < 1500 28 (45) 43 (53)  
> 2500 Number (%) 14 (22.6) 18 (22.3)  
Mean ± SD 1898 ± 954 1803 ± 1074 0.59
Mode of delivery (% C/S) 32.2 43.2 0.18
Days of mech. ventilation    
Min 5 5  
Max 51 35  
Mean ± SD 21.50 ± 7.6 10.36 ± 5.2 0.000
Length of NICU (day)    
Min 7 10  
Max 63 45  
Mean ± SD 23.87 ± 10.3 22.8 ± 9.7 0.56
Mortality Number (%) 16 (25.8) 14 (17.3) 0.22
  1. SD standard deviation, C/S caesarian section, NICU neonatal intensive care unit