Table 3.
Multilevel linear regression results of the univariate and multivariate predictors of total quality of vascular care
| Quality of vascular care (n = 700) | ||||
|---|---|---|---|---|
| Univariate | Multivariate | |||
| Coefficient % (95%CI)a | P-value | Coefficient % (95%CI)a | P-value | |
| Patient level factors | ||||
| Age (per 10 years) | –1.5 (–4.4 to 1.4) | 0.304 | ||
| Sex | ||||
| Female | cf | cf | ||
| Male | 11.6 (6.8 to 16.4) | < 0.001 | 12.1 (6.7 to 17.5) | < 0.001 |
| Living situation | ||||
| Community | cf | |||
| Nursing/care home | –9.7 (–14.8 to –4.6] | < 0.001 | –7.0 (–12.8 to –1.3) | 0.016 |
| Duration of dementia, years | –0.9 (–2.0 to 0.13) | 0.084 | ||
| Dementia subtype | ||||
| Alzheimer’s disease | cf | |||
| Vascular dementia | 6.2 (1.0 to 11.5) | 0.020 | ||
| All other subtypes | 0.6 (–5.5 to 6.7) | 0.837 | ||
| Number of comorbid physical conditions | 5.3 (3.4 to 7.2) | < 0.001 | 3.4 (1.2 to 5.6) | 0.003 |
| Number of medications | 2.0 (1.4 to 2.6) | < 0.001 | 1.9 (1.1 to 2.6) | < 0.001 |
| Practice level factors | ||||
| Number of GPs | ||||
| Single-handed | cf | |||
| Multi-handed practice | 3.2 (–6.6 to 13.0) | 0.525 | ||
| List size aged >65 years (per 1000 patients) | 4.0 (–2.0, 9.0) | 0.208 | ||
| Socioeconomic deprivation (IMD 2007)37 | –0.1 (–0.3 to 0.1) | 0.197 | ||
Univariate analysis was conducted first, followed by multivariate with all variables entered.
a
Coefficient % represents the percentage points on the quality of vascular care measure. cf = comparison group. IMD = Index of Multiple Deprivation.