Table 1. Patient Characteristics.
Data reported as mean ± standard deviation or number (percent) unless otherwise indicated.
| Characteristic | All (n=548) | Home (n=405) | Care Facility (n=143) | p value |
|---|---|---|---|---|
| Age (yrs) | 53.4±18.8 | 50.2±18.4 | 60.2±16.8 | <.001 |
| Pts ≥ 65 years old | 176 (32.1%) | 109 (26.9%) | 67 (46.9%) | <.001 |
| Gender, female | 299 (54.6%) | 213 (52.6%) | 86 (60.1%) | .12 |
| Race* | .33 | |||
| African-American | 388 (72.8%) | 290 (73.8%) | 98 (70.0%) | - |
| Caucasian | 128 (24.0%) | 93 (23.7%) | 35 (25.0%) | - |
| Other | 17 (3.2%) | 10 (2.5%) | 7 (5.0%) | - |
| BMI†,‡ (kg/m2) | 25.6 (21.7, 31.0) | 25.7 (21.7, 31.0) | 25.5 (21.6, 30.9) | 0.64 |
| All categories | 0.45 | |||
| <18.5 | 34 (6.4%) | 21 (5.3%) | 13 (9.3%) | - |
| 18.5 to <25 | 207 (38.8%) | 158 (40.1%) | 49 (35.0%) | - |
| 25 to <30 | 140 (26.2%) | 102 (25.9%) | 38 (27.1%) | - |
| 0 to <35 | 70 (13.1%) | 50 (12.7%) | 20 (14.3% | - |
| ≥35 | 83 (15.5%) | 63 (16.0%) | 20 (14.3%) | - |
| Admission period | 0.16 | |||
| Admitted 7/97 to 2/98 | 370 (67.5%) | 282 (69.6%) | 88 (61.5%) | - |
| Admitted 11/01 to 12/01 | 74 (13.5%) | 49 (12.1%) | 25 (17.5%) | - |
| Admitted 3/02 to 4/02 | 104 (19.0%) | 74 (18.3%) | 30 (21.0%) | - |
| Hospital LOS†,§ (days) | 7.4 (4.0, 14.7) | 5.8 (3.8,10.8) | 15.0 (8.4, 23.0) | <.001 |
| ICU LOS†,§ (days) | 1.9 (1.1, 3.5) | 1.7 (1.0, 2.7) | 3.8 (1.9, 11.0) | <.001 |
| APACHE II score¶ | 15.8±7.0 | 14.5±6.3 | 19.7±7.4 | <.001 |
| Acute conditions# | ||||
| Mechanical ventilation | 143 (26.1%) | 69 (17.0%) | 74 (51.8%) | <.001 |
| ARF requiring dialysis | 12 (2.2%) | 6 (1.5%) | 6 (4.2%) | .09 |
| Tracheostomy | 5 (0.9%) | 1 (0.3%) | 4 (2.8%) | .02 |
| Serious cognitive dysfunction | 10 (1.8%) | 2 (0.5%) | 8 (5.6%) | <.001 |
| Poor strength/mobility | 15 (2.7%) | 2 (0.5%) | 13 (9.1%) | <.001 |
| Resistant organisms | 40 (7.3%) | 23 (5.7%) | 17 (11.9%) | .01 |
| Chronic conditions** | ||||
| Neurodegenerative disorder | 18 (3.3%) | 10 (2.5%) | 8 (5.6%) | .10 |
| Dialysis dependence | 65 (11.9%) | 51 (12.6%) | 14 (9.8%) | .37 |
| Diabetes mellitus > 5 years | 66 (12.0%) | 47 (11.6%) | 19 (13.3%) | .60 |
| Stage IV cancer | 33 (6.0%) | 24 (5.9%) | 9 (6.3%) | .87 |
| Advanced liver disease | 26 (4.7%) | 21 (5.2%) | 5 (3.5%) | .41 |
| CHF NYHA class III or IV | 20 (3.7%) | 14 (3.5%) | 6 (4.2%) | .69 |
| Advanced lung disease | 47 (8.6%) | 32 (7.9%) | 15 (10.5%) | .34 |
*
Data available for 533 of 548 patients.
†
Reported as median (interquartile range).
‡
Body mass index (data available for 534 of 548 patients).
§
Length of stay.
¶
Acute Physiology and Chronic Health Evaluation II score.
#
During the current hospitalization up to and including the first 72 hours of intensive care.
**
Present prior to the current hospitalization.