Table 1.
Sociodemographic and Clinical Characteristics of Patients Stratified by CAM Delirium Status
| Characteristics | Overall (N=108) |
CAM positive Delirium (N=30) |
CAM negative No Delirium (N=78) |
P value |
|---|---|---|---|---|
| Sociodemographic | ||||
| Age, mean (SD) years | 80.3 (±7) | 82.3 (±6.3) | 79.6 (±7) | 0.06 |
| Sex, male | 54 (50) | 17 (57) | 37 (47) | 0.39 |
| Race, Caucasian | 106 (98) | 30 (100) | 76 (97) | 0.38 |
| Marital Status a | ||||
| Married | 59 (58) | 18 (64) | 41 (55) | 0.75 |
| Widowed | 30 (29) | 6 (21) | 24 (32) | |
| Divorced or Separated | 7 (7) | 2 (7) | 5 (7) | |
| Single/never married | 6 (6) | 2 (7) | 4 (5) | |
| Clinical Characteristics | ||||
| Chief Complaint | ||||
| Altered Mental Status | 20 (19) | 12 (40) | 8 (10) | |
| Chest Pain | 18 (l7) | 4 (13) | 14 (18) | |
| Shortness of breath | 9 (8) | 0 | 9 (12) | |
| Weakness | 7 (6) | 2 (7) | 5 (6) | 0.01 |
| Syncope | 6 (6) | 3 (10) | 3 (4) | |
| Abdominal Pain | 4 (4) | 0 | 4 (5) | |
| Other | 44 (41) | 9 (30) | 35 (45) | |
| Emergency severity at Triage b | ||||
| 2 | 46 (44) | 11 (39) | 35 (46) | 0.66 |
| 3 | 57 (55) | 17 (61) | 40 (51) | |
| 4 or more | 1 (1) | 0 | 1 (1) | |
| Past episode of confusion or delirium | 9 (19) | 7 (47) | 2 (6) | 0.001 |
| Pre-existing comorbidities | ||||
| Charlson Comorbidity Indexc mean (SD) | 3.2 (±2.2) | 3.4 (±2.6) | 3.2 (±2) | 0.57 |
| IQCODE score d mean (SD) | 4.2 (±4.3) | 3.9 (±.7) | 4.4 (±.5.1) | 0.66 |
| Stroke/CVA | 15 (14) | 3 (10) | 12 (15) | 0.47 |
| Depression | 32 (30) | 9 (30) | 23 (20) | 0.96 |
| Anxiety | 18 (17) | 3 (10) | 15 (19) | 0.25 |
| Coronary heart disease | 49 (46) | 13 (45) | 36 (46) | 0.90 |
| Diabetes | 36 (33) | 12 (40) | 24 (31) | 0.36 |
| Hypercholesterolemia and/or hyperlipidemia | 71 (66) | 19 (63) | 52 (67) | 0.74 |
| Hypertension | 94 (87) | 27 (90) | 67 (85) | 0.57 |
| Myocardial Infarction | 20 (19) | 4 (13) | 16 (21) | 0.39 |
| Peripheral Vascular Disease | 9 (8) | 4 (13) | 5 (6) | 0.24 |
| Chronic Lung Disease | 20 (19) | 6 (20) | 14 (18) | 0.81 |
| Liver disease | 9 (8) | 3 (10) | 6 (8) | 0.70 |
| Renal disease | 34 (32) | 9 (30) | 25 (32) | 0.84 |