Table 2.
Participant index hospitalization characteristics
| Cognitive Impairment N=201 (12%) |
No Cognitive Impairment N=1510 (88%) |
p-value1 | Total N=1711 |
|
|---|---|---|---|---|
| Length of Stay for index hospitalization, days | 7.1 ± 9.1 | 5.6 ± 6.5 | 0.03 | 5.8 ± 6.9 |
| Admitted to ICU for index hospitalization (y/n) | 26 (13%) | 171 (11%) | 0.50 | 197 (12%) |
| Alive at discharge from index hospitalization (y/n) | 193 (96%) | 1465 (97%) | 0.44 | 1658 (97%) |
| Index Hosp. Primary Diagnosis Category | 0.0004 | |||
| Angina/Myocardial infarction | 16 (8%) | 201 (13%) | 217 (13%) | |
| Circulatory disease | 21 (10%) | 164 (11%) | 185 (11%) | |
| Gastrointestinal conditions | 24 (12%) | 160 (11%) | 184 (11%) | |
| Cancer | 18 (9.0%) | 154 (10%) | 172 (10%) | |
| Musculoskeletal conditions | 16 (8.0%) | 160 (11%) | 176 (10%) | |
| Other | 21 (10%) | 142 (9.4%) | 163 (10%) | |
| Cerebrovascular disease | 11 (5.5%) | 108 (7.2%) | 119 (7.0%) | |
| Trauma/Injury | 16 (8.0%) | 87 (5.8%) | 103 (6.0%) | |
| Genitourinary conditions | 11 (5.5%) | 79 (5.2%) | 90 (5.3%) | |
| Pneumonia | 5 (2.5%) | 64 (4.2%) | 69 (4.0%) | |
| Congestive heart failure | 12 (6.0%) | 45 (3.0%) | 57 (3.3%) | |
| COPD/Asthma | 7 (3.5%) | 40 (2.7%) | 47 (2.8%) | |
| Endocrine conditions | 6 (3.0%) | 30 (2.0%) | 36 (2.1%) | |
| Neurologic | 8 (4.0%) | 28 (1.9%) | 36 (2.1%) | |
| Pulmonary | 1 (0.5%) | 22 (1.5%) | 23 (1.3%) | |
| Dermatologic | 2 (1.0%) | 14 (0.9%) | 16 (0.9%) | |
| Infection | 2 (1.0%) | 10 (0.7%) | 12 (0.7%) | |
| Dementia | 3 (1.5%) | 0 | 3 (0.2%) | |
| Hematologic | 1 (0.5%) | 2 (0.1%) | 3 (0.2%) | |
| # of Hospitalizations within 365 days of index hosp. (including index hosp) | 1.6 ± 1.1 | 1.5 ± 0.9 | 0.12 | 1.5 ± 0.9 |
| Total # of days hospitalized within 365 days of index hosp. (including LOS for index hosp) | 11.7 ± 13.4 | 8.8 ± 10.9 | 0.001 | 9.1 ± 11.2 |
1
p-value comparing those with and without cognitive impairment