Table 1.

Means, standard deviations and medians of the patients of the simple TGA and complex TGA groups submitted to Jatene surgery

Variables	n	Mean ± standard-deviation	Median	Statistical test
Sex
Simple TGA
Male	60			Chi-square = 0.83
Female	24
Complex TGA
Male	30
Female	13
Body surface
Simple TGA	84	0.20 ± 0.04 m2	0.20	p = 0.86
Complex TGA	43	0.21 ± 0.08 m2	0.20
Pulmonary annulus Z-score
Simple TGA	84	1.6 ± 0.6	0.2 ± 0.3	p = 0.18
Complex TGA	43	1.9 ±1.1	0.3 ± 0.4

(*) Statistically significant difference.