TABLE 1.
Demographic characteristics of study population with and without a urinary tract infections (UTI) diagnosis
| Comparison group | |||
|---|---|---|---|
| Characteristics | Urinary tract infection | (No urinary tract infection) | P |
| Total | 58,580 (100) | 321,479 (100) | … |
| Dementia | … | … | … |
| Dementia diagnosis | 12,639 (21.6) | 25,681 (8.0) | <0.0001 |
| Disposition | … | … | … |
| ED to inpatient | 23,098 (39.4) | 75,718 (23.6) | <0.0001 |
| ED only (discharged) | 35,482 (60.6) | 245,761 (76.4) | <0.0001 |
| Skilled nursing facility (SNF) utilization | … | … | … |
| ED outpatient visit dispositioned to SNF or ED inpatient visit admitted from SNF | 1983 (0.52) | 4049 (1.07) | <0.0001 |
| Age | … | … | … |
| 65–69 | 10,110 (17.3) | 84,821 (26.4) | <0.0001 |
| 70–74 | 10,316 (17.6) | 72,442 (22.5) | <0.0001 |
| 75–79 | 10,865 (18.5) | 60,055 (18.7) | <0.0001 |
| 80–84 | 10,954 (18.7) | 48,117 (15.0) | <0.0001 |
| 85+ | 16,335 (27.9) | 56,044 (17.4) | <0.0001 |
| Mean age | 78.8 | 76.1 | … |
| Sex | … | … | … |
| Female | 43,241 (73.8) | 181,063 (56.3) | <0.0001 |
| Male | 15,339 (26.2) | 140,416 (43.7) | <0.0001 |
| Past medical history | … | ||
| Prostate cancer | 1918 (0.50) | 13,197 (3.47) | <0.0001 |
| History of UTI | 5271 (12.12) | 3369 (7.75) | <0.0001 |
| Use of catheter | 313 (0.08) | 446 (0.12) | <0.0001 |
| Modified Charlson Comorbidity Scores (no dementia) | … | … | |
| None (0) | 234 (0.4) | 628 (0.2) | <0.0001 |
| One (1) | 8158 (13.9) | 59,529 (18.5) | <0.0001 |
| Two (2) | 8142 (13.9) | 49,057 (15.3) | <0.0001 |
| Three (3) | 7531 (12.9) | 39,261 (12.2) | <0.0001 |
| Four (4) | 6249 (10.7) | 28,897 (9.0) | <0.0001 |
| Five or more (5+) | 21,343 (36.4) | 79,046 (24.6) | <0.0001 |
| Mean Charlson Comorbidity Index score | 4.0 | 3.0 | … |
| Dual enrollment status | … | … | … |
| Medicaid | 13,032 (22.2) | 48,169 (15.0) | <0.0001 |