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Table 2 Clinical outcomes and resource utilization by definition of prolonged mechanical ventilation

From: Differences in one-year health outcomes and resource utilization by definition of prolonged mechanical ventilation: a prospective cohort study

Short-term MV (n = 524)

DRG 541/542 (n = 267)

MV ≥ 21 days (n = 114)

 

Mortality (cumulative)

   In-hospital

227 (43%)

53 (20%)*

36 (31%)†

   (care limited)

114 (50%)

24 (45%)*

16 (44%)†

   2 months

257 (49%)

74 (28%)*

40 (35%)

   6 months

289 (55%)

115 (43%)*

61 (54%)

   12 months

308 (59%)

127 (48%)*

65 (58%)

Discharge disposition

   Home

90 (17%)

19 (7%)*

5 (4%)†

   Rehabilitation facility

111 (21%)

77 (29%)

27 (24%)

   Nursing home

81 (15%)

60 (22%)

28 (25%)

   Ventilator facility

0 (0%)

45 (17%)

9 (8%)

   Other hospital

15 (4%)

13 (5%)

9 (8%)

   Dead

227 (43%)

53 (20%)

36 (31%)

Status at 1 year

   Home

196 (37%)

134 (50%)*

47 (41%)

   Rehabilitation facility

4 (1%)

2 (1%)

0 (0%)

   Nursing home

16 (3%)

4 (2%)

2 (2%)

   Dead

308 (59%)

127 (48%)

65 (57%)

Location of death

   Home

15 (5%)

3 (2%)

0 (0%)

   Rehab facility

2 (1%)

1 (1%)

0 (0%)

   Nursing facility

27 (9%)

24 (19%)

5 (8%)

   Ventilator facility

1 (< 1%)

9 (7%)

2 (3%)

   Hospital

262 (85%)

89 (70%)

57 (87%)

   Other

0 (0%)

1 (1%)

1 (2%)

   Ventilator days

6 (4, 9)

16 (10, 24)*

27 (23, 36)†

   Reintubated

36 (7%)

46 (17%)*

25 (22%)†

Ventilator days before

   Tracheostomy

-

10 (5, 14)

14 (10, 20)

   n

0 (0%)

267 (100%)

88 (77%)

ICU length of stay

8 (5 to 12)

22 (14 to 31)*

30 (24 to 41)†

Hospital length of stay

15 (9 to 21)

29 (22 to 38)*

39 (30 to 52)†

Hospital costs/patient

$40,968 ($25,773 to 65,959)

$111,194* ($80,164 to 156,312)

$152,709† ($115,565 to 221,959)

Costs/hospital survivor

$120,054

$164,956*

$266,105†

Costs/1-year survivor

$165,075

$266,105*

$423,596†

  1. Values are expressed as n (%), mean (standard deviation), or median (interquartile range). Statistical tests were performed between short-term ventilation and either DRG 541/542 or ventilation ≥ 21 days groups. P values by χ2 test (for percentages), two-sided t-tests (for means), and Wilcoxon rank sum test (medians). Costs are presented in 2005 US$. *P < 0.05 for comparison between short-term ventilation and DRG 541/542;†P < 0.05 for comparison between short-term ventilation and ventilation ≥ 21 days. DRG, diagnosis related group; ICU, intensive care unit; MV, mechanical ventilation.