. Author manuscript; available in PMC: 2017 Nov 7.

Published in final edited form as: Am J Cardiol. 2017 Jul 24;120(8):1293–1297. doi: 10.1016/j.amjcard.2017.07.012

Table 2.

Outcome events. Statistical significance for categorical variables tested using Pearson test and Deuchler-Wilcoxon procedure for continuous variables

Outcome	β-blocker
Outcome	Yes	No
Delirium incidence	615 (23.2%)	326 (22.8%)
Delirium duration, Mean ±SD (days)	0.47 ± 1.14	0.53 ± 1.32
Kidney Disease: Improving Global Outcome
Stage 1	626 (24.5%)^*	269 (20.0%)
Stage 2	158 (6.2%)^*	37 (2.7%)
Stage 3	85 (3.3%)^*	24 (1.8%)
Atrial fibrillation	820 (31.0%)	413 (28.9%)
Length of stay, Mean ±SD (days)	9.7 ± 5.8^*	9.6 ± 6.4
Mortality
In hospital	18 (0.7%)	11 (0.8%)
30 days	49 (1.9%)	25 (1.8%)
60 days	61 (2.3%)	31 (2.2%)
90 days	76 (2.9%)	34 (2.4%)
1-year	119 (4.5%)	57 (4.0%)
Stroke	44 (1.7%)	27 (1.9%)

SD = standard deviation.

p < 0.01.