TABLE 3.

Clinical outcomes comparing ES to NES for PA in propensity score–matched cohorts

Covariate	Total, N = 5250	ES, n = 2625	NES, n = 2625	OR, 95% CI	p Value
GTR, no. (%)	3,759 (71.6)	1,864 (71.0)	1,895 (72.2)	0.944, 0.837–1.064	0.34
LOS in days, mean ± SD	4.1 ± 5.2	3.9 ± 4.9	4.3 ± 5.4	0.986, 0.975–0.997	0.01
Readmission w/in 30 days of surgical discharge, no. (%)	220 (4.2)	100 (3.8)	120 (4.6)	0.827, 0.630–1.084	0.17
Adjuvant radiation, no. (%)	300 (5.7)	157 (6.0)	143 (5.4)	1.104, 0.874–1.394	0.41
30-day mortality, no. (%)	36 (0.7)	19 (0.7)	17 (0.6)	1.119, 0.580–2.157	0.74
90-day mortality, no. (%)	64 (1.2)	29 (1.1)	35 (1.3)	0.827, 0.504–1.356	0.45

The p values indicate chi-square test for categorical or independent t-test for continuous variables in comparing ES to NES. The OR values are calculated with univariate logistic regression comparing ES to NES use. Boldface type indicates statistical significance.

^*p values < 0.001.