TABLE 1.
Sociodemographic and Clinical Characteristics of Medical ICU Adult Encounters Pre- and Post-Procalcitonin Test Adoption Period (n = 1,793)
| Characteristic | Pre-Procalcitonin Adoption (n = 776) | Post-Procalcitonin Adoption (n = 1,017) | p |
|---|---|---|---|
| Age, mean (± sd) | 62.0 ± 16.1 | 62.6 ± 16.2 | 0.427 |
| Gender, male n (%) | 411 (53.0) | 536 (52.7) | 0.913 |
| Race, n (%) | 0.910 | ||
| White | 438 (56.5) | 584 (57.6) | |
| Black | 229 (29.6) | 285 (28.1) | |
| Asian or other | 105 (13.6) | 140 (13.8) | |
| Ethnicity, n (%) | 0.040 | ||
| Hispanic | 87 (11.2) | 145 (14.3) | |
| Non-Hispanic | 681 (87.8) | 852 (83.8) | |
| Insurance, n (%) | 0.065 | ||
| Medicaid or other government | 152 (19.6) | 155 (15.3) | |
| Medicare | 416 (53.6) | 598 (58.9) | |
| Private | 198 (25.5) | 252 (24.8) | |
| Self-pay or uninsured | 10 (1.3) | 11 (1.1) | |
| Days in ICU, median (IQR) | 5 (3–9) | 5 (3–8) | 0.677 |
| Hospital length of stay, median (IQR) | 10 (6–20) | 11 (6–21) | 0.163 |
| Elixhauser comorbidity index, n (%) | 0.520 | ||
| 0 comorbidities | 5 (0.6) | 7 (0.7) | |
| 1–4 comorbidities | 193 (24.9) | 264 (26.0) | |
| 5–8 comorbidities | 436 (56.2) | 587 (57.7) | |
| 9–31 comorbidities | 142 (18.3) | 159 (15.6) |
IQR = interquartile range.
Column percent do not total 100% due to missing values (< 2%) in the race and ethnicity variables.