Background
Methods
Design, setting and population
Operational definitions
Data sources
Statistical analysis
Results
FS1 | FS2 | FS3 | FS1 vs FS2 | FS1 vs FS3 | |
---|---|---|---|---|---|
Number | 7714 | 1728 | 196 | ||
Domicile | |||||
Home | 7644 | 932 | 87 | ||
Assisted living | 31 | 116 | 9 | ||
Rehabilitation/SNF | 38 | 688 | 100 | ||
Age | 64 (49–77) | 80 (70–86) | 75 (56–86) | <0.0001 | <0.0001 |
Charlson | 1 (0–2) | 2 (1–4) | 2 (1–3) | <0.0001 | <0.0001 |
Diagnostic category (%) | |||||
Medical | 56.2 | 78.4 | 89.8 | <0.0001 | <0.0001 |
Surgical | 31.2 | 16.0 | 9.2 | <0.0001 | <0.0001 |
Trauma | 12.6 | 5.6 | 1.0 | <0.0001 | <0.0001 |
Diabetes mellitus (%) | 19.7 | 29.3 | 22.2 | <0.0001 | 0.4371 |
APACHE II comorbidities (%) | |||||
Pulmonary | 5.4 | 17.1 | 31.6 | <0.0001 | <0.0001 |
Cardiac | 7.1 | 22.2 | 13.3 | <0.0001 | 0.0015 |
End-stage renal disease | 2.6 | 8.7 | 2.0 | <0.0001 | 0.7681 |
Portal hypertension | 2.3 | 2.0 | 1.5 | 0.6973 | 0.6180 |
Metastatic cancer | 6.5 | 9.3 | 3.6 | 0.0051 | 0.1369 |
APACHE II score | 12 (8–18) | 20 (15–26) | 22 (18–28) | <0.0001 | <0.0001 |
APACHE IV score | 44 (31–63) | 69 (54–90) | 75 (56–94) | <0.0001 | <0.0001 |
APIV PM (%) | 14.8 (22.2) | 32.0 (27.4) | 32.8 (24.7) | <0.0001 | <0.0001 |
Ventilation (%) | 30.5 | 43.8 | 59.2 | <0.0001 | <0.0001 |
ICU LOS | 1.4 (0.8–2.8) | 1.9 (1.0–4.4) | 2.5 (1.2–6.6) | <0.0001 | <0.0001 |
Mortality (%) | 9.9 | 29.7 | 29.6 | <0.0001 | <0.0001 |
OE MR | 0.67 | 0.93 | 0.90 | <0.0001 | <0.0001 |
Cohort | Number | Mortality (%) | APIV PM (%) | OE MR |
---|---|---|---|---|
APIV PM <10% | ||||
FS1 | 5054 | 1.1 | 3.3 | 0.33 |
FS2 | 434 | 5.1 | 5.6 | 0.91 |
FS3 | 41 | 4.9 | 4.9 | 1.00 |
APIV PM <10–25% | ||||
FS1 | 1279 | 7.9 | 16.1 | 0.49 |
FS2 | 490 | 16.1 | 16.8 | 0.96 |
FS3 | 49 | 20.4 | 17.0 | 1.20 |
APIV PM <25–50% | ||||
FS1 | 671 | 21.3 | 35.1 | 0.61 |
FS2 | 411 | 32.1 | 36.3 | 0.89 |
FS3 | 62 | 29.0 | 37.2 | 0.78 |
APIV PM ≥50% | ||||
FS1 | 710 | 65.2 | 75.4 | 0.86 |
FS2 | 393 | 71.5 | 75.8 | 0.94 |
FS3 | 44 | 63.6 | 70.1 | 0.91 |
P values for comparison between functional status groups | |||||||
---|---|---|---|---|---|---|---|
Functional status | Dead | Alive | Area | SE | Independent | Partly dependent | Fully dependent |
Independent | 761 | 6953 | 0.924 | 0.005 | 1.0 | ||
Partly dependent | 514 | 1214 | 0.837 | 0.011 | <0.001 | 1.0 | |
Fully dependent | 58 | 138 | 0.775 | 0.036 | <0.001 | 0.074 | 1.0 |
P values for comparison between functional status groups | |||||||
---|---|---|---|---|---|---|---|
Functional status | Dead | Alive | Area | SE | Independent | Partly dependent | Fully dependent |
Independent | 54 | 5001 | 0.745 | 0.032 | 1.0 | ||
Partly dependent | 22 | 412 | 0.561 | 0.051 | 0.005 | 1.0 | |
Fully dependent | 2 | 39 | 0.564 | 0.130 | 0.374 | 0.989 | 1.0 |
P values for comparison between functional status groups | |||||||
---|---|---|---|---|---|---|---|
Functional status | Dead | Alive | Area | SE | Independent | Partly dependent | Fully dependent |
Independent | 707 | 1952 | 0.833 | 0.009 | 1.0 | ||
Partly dependent | 492 | 802 | 0.797 | 0.013 | 0.012 | 1.0 | |
Fully dependent | 56 | 99 | 0.718 | 0.044 | 0.006 | 0.063 | 1.0 |
Functional status | <10% | ≥10% |
P value | ||
---|---|---|---|---|---|
Area | SE | Area | SE | ||
Independent | 0.745 | 0.032 | 0.833 | 0.009 | 0.002 |
Partly dependent | 0.561 | 0.051 | 0.797 | 0.013 | <0.001 |
Fully dependent | 0.564 | 0.130 | 0.718 | 0.044 | 0.464 |
Cohort | OR (95% CI) |
P value |
---|---|---|
Entire cohort | ||
FS2 vs FS1 | 2.18 (1.84–2.57) | <0.0001 |
FS3 vs FS1 | 1.99 (0.34–2.96) | 0.0006 |
Medical patients | ||
FS2 vs FS1 | 2.20 (1.83–2.65) | 0.0001 |
FS3 vs FS1 | 2.07 (1.38–3.10) | 0.0004 |
Surgical patients | ||
FS2 vs FS1 | 2.04 (1.28–3.26) | 0.0029 |
FS3 vs FS1 | 1.60 (0.26–9.85) | 0.6149 |
Trauma patients | ||
FS2 vs FS1 | 2.20 (0.96–5.08) | 0.0640 |
FS3 vs FS1a
| N/A |