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. 2014 Apr;27(2):83–87. doi: 10.1080/08998280.2014.11929064

Table 2.

Comparison of surgical versus nonsurgical patients

Variable Surgical (N = 31,784) Nonsurgical (N = 40,528) P value
Age at admit, mean ± SD (years) 50.7 ± 18.5 56.9 ± 19.3 < .0001
Male 11,667 (37%) 17,798 (44%)
Female 20,109 (63%) 22,728 (56%) < .0001
Race
 White 21,021 (67%) 22,194 (55%)
 African American 5,820 (19%) 12,653 (31%)
 Hispanic 3,705 (12%) 4,619 (11%)
 Asian 373 (1.2%) 332 (0.8%)
 Other 473 (1.5%) 574 (1.4%) < .0001
Length of stay, median (IQR) (days) 3.6 (2.3, 6.8) 3.9 (2.2, 6.8) < .0001
Discharged alive 31,239 (98%) 38,522 (95%)
Died 545 (1.7%) 2006 (5%) < .0001

SD indicates standard deviation; IQR, interquartile range.