Table 1.
Demographics and outcomes.
| Total cohort | OUHNHSFT Training database | QAH Test database |
|---|---|---|
| Admissions (total) | 42,764 | 217,363 |
| Admissions (with >0 complete vital sign observation set) | 29,931 (69.9%) | 120,017 (55.2%) |
| Admissions with an event outcome (%) | 1669 (3.9%) | 7523 (3.5%) |
| Admissions (male) (%) | 14,887 (49.7%) | 56,140 (46.7%) |
| Admission age, mean (SD) | 64(19) | 63(20) |
| Vital sign observation sets | 1201714 | 5545039 |
| Vital sign observation sets tagged as event outcome (%) | 9412(0.8%) | 42,653 (0.8%) |
| Vital sign observation sets tagged as unplanned ICU outcome (%) | 5503 (0.5%) | 15,029 (0.3%) |
| Vital sign observations sets tagged as death outcome (%) | 3909 (0.3%) | 27,621 (0.5%) |
| Length of stay, median (IQR)(hours) | 100 (170) | 83 (143) |
| Heart rate, mean (SD) (beats per minute) | 82 (16) | 80 (16) |
| Respiratory rate, mean (breaths per minute) | 17 (3) | 17 (3) |
| Systolic blood pressure, mean (SD) (mmHg) | 127 (22) | 126 (22) |
| FiO2, mean (SD) (%) | 26 (15) | 26 (12) |
| Body temperature, mean (degrees Centigrade) | 36.4 (0.6) | 36.7 (0.5) |
| Oxygen cohort | ||
| Admissions (% of total cohort) | 17,012 (39.7%) | 83,304 (38.3%) |
| Admissions with an event outcome (% of oxygen cohort) | 1027 (6.0%) | 5688 (6.8%) |
| Admissions (male) (% of oxygen cohort) | 8166 (48%) | 37,487 (45%) |
| Admission age, mean (SD) (years) | 65 18 | 68 17 |
| Vital sign observation sets | 222,156 (18.4%) | 1,055,189 (19%) |
| Vital sign observation sets tagged as event outcome (%) | 6469 (2.9%) | 30,359 (2.8%) |
| Vital sign observation sets tagged as unplanned ICU outcome (%) | 2443(1.1%) | 9843 (0.9%) |
| Vital sign observations sets tagged as death outcome (%) | 4026 (1.8%) | 20,516 (1.9%) |
| Length of stay, median (IQR)(hours) | 131 (220) | 131 (213) |
| Heart rate, mean (SD) (beats per minute) | 85 (18) | 84 (18) |
| Respiratory rate, mean (SD)(breaths per minute) | 18 (4) | 18 (4) |
| Systolic blood pressure, mean (SD) (mmHg) | 125 (23) | 125 (23) |
| FiO2, mean (SD) (%) | 49 (18) | 47 (15) |
| Body temperature, mean (SD) (degrees Centigrade) | 36.4 (0.7) | 36.7 (0.6) |
Demographic descriptors for the admissions included in each of the OUHNHSFT Training and QAH Test databases.