Table 1.
Characteristics of the study population, classified by outcome 1 (acuity increase), outcome 2 (deterioration event) and all patients
| Outcome 1: acuity increase | Outcome 2: deterioration event | All patients (n=292) |
|||
| Present (e=84) | Absent | Present (e2=32) | Absent | ||
| Age (mean years, SD) | 65 (17) | 62 (21) | 63 (14) | 63 (20) | 63 (20) |
| Gender (no of females, %) | 41 (49%) | 107 (51%) | 15 (47%) | 133 (51%) | 148 (51%) |
| NEWS 2 (n, %) | 34 (40%) | 82 (40%) | 12 (38%) | 104 (40%) | 116 (40%) |
| NEWS 3 (n, %) | 26 (31%) | 59 (28%) | 9 (28%) | 76 (29%) | 85 (29%) |
| NEWS 4 (n, %) | 11 (13%) | 43 (21%) | 4 (13%) | 50 (19%) | 54 (18%) |
| NEWS 5 (n, %) | 13 (15%) | 24 (12%) | 7 (22%) | 30 (12%) | 37 (13%) |
| MR-proADM (mean nmol/L, SD) | 1.50 (1.4) (0.72, 1.12, 1.79) |
1.19 (0.9) (0.68, 0.93, 1.28) |
1.89 (2.0) (0.93, 1.13, 1.95) |
1.20 (0.9) (0.68, 0.93, 1.39) |
1.28 (1.1) (0.68, 0.97, 1.48) |
| CRP (mg/L) | 59 (79) (5, 22, 80) |
42 (70) (4, 13, 41) |
61 (90) (7, 23, 67) |
45 (71) (4, 16, 51) |
47 (73) (4, 17, 54) |
| WBC (×109/L) | 12 (5) (9, 10, 14) |
11 (5) (8, 10, 14) |
12 (4) (9, 12, 15) |
11 (5) (8, 10, 14) |
11 (5) (8, 10, 14) |
| COPD/HF (n, %)* | 33 (39%) | 46 (22%) | 12 (38%) | 67 (26%) | 79 (28%) |
| Other comorbidities (n, %) | 17 (20%) | 55 (26%) | 15 (47%) | 57 (22%) | 72 (25%) |
| Length of stay (hours) | 168 (196) (63, 110, 194) |
137 (176) (26, 68, 176) |
173 (172) (59, 106, 259) |
143 (172) (33, 72, 176) |
146 (182) (35, 77, 182) |
| Length of stay in MAU (hours) | 31 (19) (17, 25, 43) |
24 (16) (13, 21, 30) |
27 (17) (18, 23, 35) |
26 (17) (15, 22, 31) |
26 (17) (15, 22, 31) |
| Monitored beds (n, %) | 31 (37%) | 58 (27%) | 11 (34%) | 78 (30%) | 89 (30%) |
| Deterioration time (hours) | 15 (13) (5, 9, 21) |
NA | 170 (226) (19, 33, 301) |
NA | |
Data are presented as number (n) and percentages (%) for counts, or mean and SD for continuous normally distributed data, or (25th, 50th, 75th percentile) for continuous non-normally distributed data.
*For COPD: e=number with acuity increase, 82; e2=number with deterioration event, 29; n=total number of patients, 282.
COPD, chronic obstructive pulmonary disease; CRP, C reactive protein; HF, heart failure; MAU, medical admissions unit; MR-proADM, mid-regional pro-adrenomedullin; NA, not applicable; NEWS, National Early Warning Score; WBC, white blood cell.