Table 1. Study population characteristics among Saudi BC cases and healthy controls used for genotyping.

Variable	Parameter	Cases N (%)	Controls N (%)
Total persons	-	127	116
Age (Years): Median age (48±8.2)	≤48	45 (35.43%)	62 (53.49)
	>48	82 (64.57%)	54 (46.55%)
Estrogen receptor	ER+	76 (59.84%)	NA
	ER-	49 (38.58%)	NA
Progesterone receptor	PR+	71 (55.91%)	NA
	PR-	55 (43.31%)	NA
HER Status	HER+	49 (38.59%)	NA
	HER-	78 (61.42%)	NA
Smoking habits	Smokers	0 (0%)	0(0%)
	No Smokers	127 (100%)	116 (100%)

Abbreviations: BC, breast cancer; NA, not applicable.