Table 4.

Postoperative Inpatient Outcomes for Index Admissions

Variables	30-Day Readmission (n = 2193)	31- to 90-Day Readmission (n = 913)	Non-R (n = 11,249)
Length of stay (days)
Mean ± SD	7.8 ± 6.8	9.0 ± 8.5	7.7 ± 7.0
Median [IQR]	6 [4–9]	6 [4–10]	5 [4–9]
Total cost of admission ($)
Mean ± SD	20,472 ± 14,655	23,997 ± 23,813	20,164 ± 17,852
Median [IQR]	16,650 [12,051–24,610]	17,630 [12,767–26,581]	15,940 [11,291–23,776]
Disposition (%)
Routine	35.8	34.6	48.0
Short-term hospital	1.9	1.5	1.1
Skilled nursing, intermediate, or other facility	42.7	48.6	32.4
Home health care	19.4	15.0	18.2

SD, standard deviation; IQR, interquartile range.

Signifies that the count number is <10 and cannot be reported.