Gender differences in outcomes following isolated coronary artery bypass grafting: long-term results

Table 3 Thirty day outcomes in propensity matched population

	At 30 days
	Male		Female		Log-rank Test: p-value	Statistical power	Sample size calculation at 90 % CI and 80 % statistical power
	N°	%	N°	%
All-cause death	17	1.30 %	24	1.80 %	0.27	42.7 %	7726
Cardiac death	15	1.10 %	21	1.60 %	0.314	47.5 %	6588
MI	2	0.20 %	2	0.20 %	0.997	10.0 %	na
Stroke	1	0.10 %	2	0.20 %	0.561	24.6 %	18520
Renal failure	4	0.30 %	0	0.00 %	0.046	88.2 %	2058

ISSN: 1749-8090