TABLE 3.
Unadjusted Post-Index Health Care Resource Utilization and Cost for Wet OAB Versus Non-OAB Cohorts
| Post-Index PMPY Utilization and Cost | Wet OAB (n = 620) | No OAB (n = 1,860) | P Valuea |
|---|---|---|---|
| Hospital admissions, n (%) | 304 (49.0) | 700 (37.6) | |
| Hospital admissions (SD) | 0.301 (0.5) | 0.235 (0.4) | 0.001 |
| Hospital cost (SD) | $2,239 (5,121) | $1,719 (5,612) | 0.033 |
| SNF admissions, n (%) | 78 (12.6) | 164 (8.8) | |
| SNF admissions (SD) | 0.054 (0.2) | 0.043 (0.2) | 0.200 |
| SNF cost (SD) | $91 (345) | $77 (428) | 0.432 |
| ER visits, n (%) | 291 (46.9) | 779 (41.9) | |
| ER visits per year (SD) | 1.92 (4.6) | 1.41 (3.5) | 0.003 |
| ER cost (SD) | $330 (1,131) | $193 (621) | 0.004 |
| Outpatient visits, n (%) | 620 (100.0) | 1836 (98.7) | |
| Outpatient visits (SD) | 16.96 (11.0) | 11.25 (8.8) | < 0.001 |
| Outpatient cost (SD) | $2,326 (2,043) | $1,609 (1,885) | < 0.001 |
| Diagnostic tests, n (%) | 617 (99.5) | 1813 (97.5) | |
| Diagnostic tests performed (SD) | 18.61 (13.2) | 14.89 (11.8) | < 0.001 |
| Diagnostic tests cost (SD) | $880 (752) | $648 (667) | < 0.001 |
| Prescriptions filled, n (%) | 620 (100.0) | 1696 (91.2) | |
| Prescriptions filled (SD) | 40.51 (29.5) | 25.34 (23.8) | < 0.001 |
| Pharmacy cost (SD) | $1,697 (2,548) | $1,046 (2,808) | < 0.001 |
| Total health care cost (SD) | $7,562 (7,879) | $5,293 (7840) | < 0.001 |
Note: Values were reported as PMPY means. Costs were reported in 2013 U.S. dollars.
aaMean values were compared using Student’s t-test.
ER = emergency room; OAB = overactive bladder; PMPY = per member per year;
SD = standard deviation; SNF = skilled nursing facility.