Table 1.
Participant characteristics for the 11 sites included in the ITS analysis
| Overall | Pre | During | Post | |
|---|---|---|---|---|
| No. of subjects (N) | 12,490 | 3,318 | 2,786 | 6,386 |
| Age [mean (sd)] | 80.0 (8.36) | 80.0 (8.22) | 80.1 (8.48) | 79.9 (8.37) |
| Gender M:F [n (%)] | 5,781 (46.3): 6,709 (53.7) | 1,569 (47.3): 1,749 (52.7) | 1,316 (47.2): 1,470 (52.8) | 2,896 (45.3): 3,490 (54.7) |
| Top 5 most responsible discharge diagnoses [n (%)] | ||||
| Gastrointestinala | 1,148 (9.2) | 331 (10.0) | 228 (8.2) | 589 (9.2) |
| Malignant neoplasm | 1,115 (8.9) | 278 (8.4) | 242 (8.7) | 595 (9.3) |
| Pneumonia | 977 (7.8) | 232 (7.0) | 219 (7.9) | 526 (8.2) |
| Congestive heart failure | 802 (6.4) | 221 (6.7) | 181 (6.5) | 400 (6.3) |
| Infections | 749 (6.0) | 203 (6.1) | 175 (6.3) | 371 (5.8) |
| Place of residence prior to admission (%) | ||||
| Nb | 7,786 | 1,821 | 1,777 | 4,188 |
| Private home, apartment or condominium | 4,845 (62.2) | 1,061 (58.3) | 1,099 (61.8) | 2,685 (64.1) |
| Acute facilityc | 494 (6.3) | 157 (8.6) | 106 (6.0) | 231 (5.5) |
| Nursing home or long-term care home | 2,077 (26.7) | 513 (28.2) | 477 (26.8) | 1,087 (25.9) |
| Rehabilitation facilityc | 293 (3.8) | 74 (4.0) | 79 (4.4) | 140 (3.4) |
| Other | 77 (1.0) | 16 (0.9) | 16 (0.9) | 45 (1.1) |
aGastrointestinal diagnoses include gastroenteritis, peptic ulcer disease, reflux, inflammatory bowel disease, diverticular disease, constipation, obstruction, GI bleeding, liver and biliary diseases.
bAdjusted sample size based on available patient information on place of residence prior to admission.
cWhen transferred from another acute or rehabilitation facility, the patient’s place of residence prior to admission is not known.