Variable n Adverse event (n) Rate of adverse event (%) Odds ratio (95% CI; p-value)
Age        
<12 months 25 19 76 1
13 months – 5 years 52 18 35 0.17 (0.06-0.49; 0.0012)
5-18 years 40 10 25 0.10 (0.03-0.34; 0.0001)
Weight        
<5 kg 14 11 79 1
6-10 kg 21 10 48 0.24 (0.05-1.15; p=0.08)
11-20 kg 55 18 33 0.13 (0.03-0.53; p=0.005)
>21 kg 13 8 62 0.12 (0.03-0.53; p=0.0053)
PAH        
Yes 58 30 52 1
No 54 17 31 0.43 (0.20-0.93; p=0.03)
Qp:Qs        
1-1.5 12 5 42 1
1.6-2.0 10 2 20 0.35 (0.05-2.4; p=0.28)
2.1-4.0 15 6 40 0.93 (0.19-4.4; p=0.93)
4.1-6.0 2 1 50 1.4 (0.07-28.1; p=0.83)
>6.1 1 1 100 4 (0.13-120.7; p=0.41)
PVR        
0.5-1.5 7 1 14 1
1.6-3.0 6 1 17 1.2 (0.05-24.5; p=0.91)
3.1-4.5 9 3 33 3 (0.24-37.7; p=0.85)
4.6-6.0 3 1 33 3 (0.24-37.7; p=0.85)
>6.0 2 2 100 21.7 (0.64-730.1; p=0.09)
Duration of stay in ICU/SICU        
0-4 days 81 20 23 1
5-7 days 24 19 79 11.6 (3.83-35.1; p<0.0001)
>8 days 12 8 67 6.1 (1.7-22.4; p=0.0065)
VSD Type        
Perimembranous 75 27 36 1
Muscular 10 5 33 1.7 (0.47-6.70; p=0.39)
Inlet 4 4 100 15.8 (0.82-306.0; p=0.07)
Supracristal VSD 25 9 36 1 (0.39-2.57; p=1.0)
Gerbodes 1 0 0 0.58 (0.02-14.9; p=0.74)
Number of VSDs        
Single 108 44 41 1
Multiple 7 3 43 1.1 (0.23-5.11; p=0.11)
Size of VSD        
Small 23 4 17 1
Medium 32 17 53 5.4 (1.5-19.4; p=0.01)
Large 40 18 45 3.9 (1.11-13.5; p=0.03)
Associated defects        
Yes 76 28 37 1
No 41 19 46 1.5 (0.68-3.1; p=0.32)
PS 11 5 45 1
ASD 13 7 54 1.4 (0.27-7.0; p=0.68)
PDA 15 8 53 1.37 (0.39-6.6; p=0.69)
MR 20 6 30 0.51 (0.11-2.4; p=0.39)
MS 1 0 0 0.39 (0.01-11.8; p=0.59)
COA 2 1 50 1.2 (0.06-24.5; p=0.12)
AS 2 0 0 0.24 (0.009-6.0; p=0.38)
AR 30 10 33 0.60 (0.15-5.6; p=0.48)
Prolapse of coronary cusp 35 10 29 0.48 (0.12-1.94; p=0.30)
Table 3: Association of demographics, morphology, and hemodynamic factors with outcome.