Table 1.
Days in hospital over 2 years in patients receiving Intensive vs. Standard Case Management
| Intensive | Standard | Difference (Intensive-Standard) | ||||
|---|---|---|---|---|---|---|
| (n=353) | (n=355) | Estimate | 95% CI | p value | ||
| Missing data* | 15 (4.3%) | 14 (3.9%) | ||||
| Mean days in hospital | 73.5 | 73.1 | 0.4 | -17.4 | 18.1 | 0.97 |
| (SD) | (124.2) | (111.2) | ||||
| Centre1 | ||||||
| St. George’s (n=189) | 73.9 | 63.4 | 10.5 | -22.3 | -43.3 | |
| Manchester (n=151) | 78.9 | 59.4 | 19.5 | -19.6 | 58.7 | |
| St. Mary’s (n=189) | 65.7 | 90.9 | -25.3 | -59.5 | 9.0 | |
| King’s (n=150) | 76.7 | 75.8 | 0.9 | -36.9 | 38.7 | |
| Ethnicity2 | ||||||
| Afro-Caribbean (n=194) | 72.3 | 72.3 | -0.1 | -30.6 | 30.5 | |
| Other (n=485) | 74.0 | 73.4 | 0.6 | -21.2 | 22.3 | |
| Severity (DAS total)3 | ||||||
| <1 (moderate) (n=306) | 67.9 | 66.9 | 1.0 | -25.9 | 27.9 | |
| ≥1 (severe) (n=363) | 75.1 | 81.0 | -5.9 | -30.1 | 18.3 | |
| Median days in hospital | 17.5 | 28.0 | 10.5 | -22.0 | 2.0 | 0.16 |
| Any time in hospital | 210 (62.1%) | 228 (66.9%) | -4.7% | -11.9% | 2.5% | 0.20 |
Missing data: 15 deaths before 23 months and 14 lost to follow-up (see Figure 1)
DAS: Disability Assessment Schedule
Test of common difference for all centres: P=0.31;
Test of common difference for both ethnic groups: P=0.98;
Test of common difference for both levels of severity: P=0.69