Table 4.

Distribution of women and men in subgroups and permutation analysis of interview-symptom phenotypes and abstracted-symptom phenotypes in subgroups.

Subgroup	Distribution of Patients		Permutation analysis of Interview-Symptom Phenotypes			Permutation Analysis of Abstracted-Symptom Phenotypes
	Women	Men	Observed Difference	Difference under the Null	p value	Observed Difference	Difference under the Null	p value
STEMI (n=1811, 52%)*	1126 (48%)	685 (59%)	101	62	<.001	46	36	0.15
NSTEMI (n=1690, 48%)	1223 (52%)	467 (41%)	141	131	0.204	98	69	<.001
PCI (n=2650, 79%)**	1743 (77%)	907 (81%)	123	91	0.007	83	56	0.004
No PCI (n=715, 21%)	509 (23%)	206 (19%)	111	98	0.097	54	42	0.046
No Atypical Chest Pain (n=2788, 82%)*	1887 (80%)	990 (86%)	130	92	0.002	-	-	-
Atypical Chest Pain (n=624, 18%)	462 (20%)	162 (14%)	108	103	0.287	-	-	-
Presentation Delay <= 6 hours (n=2022, 58%)*	1290 (55%)	732 (64%)	106	76	0.008	55	41	0.072
Presentation Delay > 6 hours (n=1466, 42%)	1050 (45%)	416 (36%)	117	112	0.343	87	65	0.008

^*Subgroups were not independent of sex (p<.001,

^**p=.006)