Different classifications | Death (N) | Alive (N) | Mortality (%) | z-test* (Bonferroni method) | Chi-Square and P value | |
---|---|---|---|---|---|---|
Disease classification | Left to right shunt CHD | 82 | 11,731 | 0.69 | a | χ2 = 520.3 P < 0.05 |
Left obstructive lesion CHD | 47 | 999 | 4.49 | b | ||
Right to left shunt CHD | 146 | 4018 | 3.51 | b | ||
Complex mixed defect CHD | 165 | 1748 | 8.63 | c | ||
Periods | Neonatal period | 129 | 931 | 12.17 | a | χ2 = 529.3 P < 0.05 |
Infant period | 218 | 8229 | 2.58 | b | ||
Toddler age | 47 | 3993 | 1.16 | c | ||
Preschool age | 30 | 3162 | 0.94 | c | ||
School age and adolescence | 20 | 2355 | 0.84 | c | ||
Male or female | Male | 325 | 11,426 | 2.77 | a | χ2 = 26.4 P < 0.05 |
Female | 119 | 7244 | 1.62 | b |