Table 3.

Cumulative mortality after hospital discharge among ICU patients

Characteristics	30 days (n = 411,345)	6 months (n = 389,896)	1 year (n = 373,822)	3 years (n = 270,768)	5 years (n = 189,996)	Raw mortality postdischarge
Mortality	2.2	7.2	11.1	21.2	29.0	32.4
Mortality by age, years
18–24	0.3	0.8	1.3	2.8	3.6	3.9
25–34	0.4	1.4	2.3	4.4	5.8	6.5
35–44	0.6	2.4	3.8	7.2	9.8	11.1
45–54	1	3.6	5.9	11.3	15	16.6
55–64	1.4	5.2	8.2	15.9	21.7	24.3
65–74	2.2	7.9	12.2	23.3	32.3	37.2
75–84	3.6	11.7	17.5	34.1	47.5	53.9
≥85	6.7	19.4	28.1	51.8	68.7	70.0
Mortality by sex
Male	2.1	7.0	10.8	20.7	28.2	31.6
Female	2.2	7.5	11.4	21.9	30.1	33.5
Mortality by resource use
Mechanical ventilation
No	2.0	7.1	10.9	21.1	28.9	32.8
Yes	2.4	7.6	11.4	21.4	29.2	31.7
Tracheostomy
No	2.1	7.1	10.9	21.0	28.8	32.2
Yes	3.4	11.5	17.2	30.6	39.2	39.9
Percutaneous feeding tube
No	2.1	6.9	10.6	20.6	28.4	31.8
Yes	5.0	15.7	23.0	38.6	47.9	47.8
Mortality by cumulative ICU days
0 to <3 days	1.7	6.1	9.6	18.7	25.8	29.3
3 to <5 days	2.3	7.7	11.8	22.9	31.5	35.0
5 to <7 days	2.7	9.1	13.4	25.3	34.4	37.7
7 to <14 days	3.1	9.7	14.4	26.4	35.7	38.3
14 to <60 days	3.4	10.4	15.1	26.9	35.8	37.6
60 to <120 days	3.6	14.1	19.4	34.7	46.0	45.8
≥120 days	4.3	14.9	22.3	43.1	52.2	50.1
Mortality by discharge disposition
Home and other	1.0	4.2	7.1	15.1	21.8	26.0
Home with services	2.6	10.6	16.6	31.4	41.6	43.5
Acute care/other facility	4.2	10.3	14.3	24.4	32.8	41.1
Long-term care	7.2	17.8	23.8	39.4	51.3	48.3

ICU intensive care unit

Mortality from 30 days to 5 years and number at risk were estimated by Kaplan-Meier survival analysis. p < 0.001 by log-rank test for all comparisons. Raw mortality calculated as number of deaths among survivors over total population in each group