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. Author manuscript; available in PMC: 2014 Jul 9.
Published in final edited form as: J Vasc Surg. 2012 May 9;56(3):621–629. doi: 10.1016/j.jvs.2011.11.149

Table IV.

Thirty-day/in-hospital operative outcome measures

Variablea Overall Type of repair
Adjusted OR (95% CI)b P (unadjusted)
Simultaneous (n = 33) Staged (n = 14)
Operative time, min 350 (302, 417) 373 (325, 435) 314 (293, 339)c 0.18 (0.04–0.77) .01
Estimated blood loss, mL 1300 (700, 3000) 1975 (850, 3000) 1150 (300, 1350)c 0.28 (0.06–1.28) .07
Intra-op PRBC transfusion, mL 1050 (350, 1925) 1400 (700, 2100) 350 (88, 1313)c 0.14 (0.03–0.62) .06
Intubated to ICU 36 (77) 29 (88) 7 (50)d 0.14 (0.03–0.61) .01
Stroke >72 hours 0 (0) 0 (0) 0 (0)
Permanent paraparesis/plegiae 2 (4.3) 2 (6.1) 0 (0) >.99
Ventilation >24 hours 6 (12.8) 6 (18.2) 0 (0) .16
Tracheostomy 2 (4.3) 2 (6.1) 0 (0) .35
Re-op for bleeding 2 (4.3) 2 (6.1) 0 (0) >.99
Post-op wound infection 4 (8.5) 2 (6.1) 2 (14.3) .57
Post-op MI 1 (2.1) 1 (3.0) 0 (0) >.99
New dialysis requirement 6 (12.8) 5 (15.2) 1 (7.7) .66
Length of stay, days 12 (8, 15) 10 (7, 14) 13.5 (14, 15) 5.5 (1.2–26.31) .04
In-hospital/30-day deaths 4 (8.5) 4 (12.1) 0 (0) .30

CI, Confidence interval; ICU, intensive care unit; MI, myocardial infarction; OR, odds ratio, PRBC, packed red blood cells.

a

Data are presented as median (interquartile range) for continuous variables and as number (%) for categoric variables.

b

Odds ratios were adjusted for covariates selected by stepwise logistic regression (intraoperative PRBC transfusion was adjusted for sex; length of stay was adjusted for chronic obstructive pulmonary disease).

c

Denotes totals for stage 1 + stage 2 procedures.

d

Denotes whether patients remained intubated at the conclusion of either the stage 1 or stage 2 procedure.

e

Denotes condition present at discharge.