Table 2

Adjusted summary rate ratio of home-time by predictor variables using multivariable zero-inflated negative binomial model

Predictor variablesMedian home-time
(Q1,Q3)
Mean home-time
(SD)
aRR
(95% CI)
Age categories (years)
 21–6068 (12,84)53 (35)Reference
 61–7060 (0,83)48 (36)0.97 (0.95 to 0.99)
 71–8046 (0,80)42 (36)0.94 (0.92 to 0.95)
 ≥8012 (0,71)32 (35)0.89 (0.87 to 0.91)
Sex
 Female40 (0,79)40 (36)Reference
 Male53 (0,82)45 (36)1.01 (0.99 to 1.02)
mRS category
 mRS 084 (81,87)80 (16)Reference
 mRS 184 (79,86)77 (19)0.96 (0.93 to 0.98)
 mRS 281 (68,85)73 (21)0.92 (0.90 to 0.94)
 mRS 357 (29,76)50 (29)0.60 (0.59 to 0.62)
 mRS 49 (0,45)23 (27)0.23 (0.22 to 0.24)
 mRS 50 (0,3)7 (17)0.05 (0.04 to 0.06)
Home location
 Large urban46 (0,81)42 (36)Reference
 Medium population50 (0,82)43 (37)1.04 (1.02 to 1.07)
 Small population53 (0,82)44 (37)1.02 (1.00 to 1.04)
Neighbourhood income quintile
 Lowest43 (0,80)41 (36)Reference
 Next to lowest46 (0,81)42 (36)1.02 (0.99 to 1.04)
 Middle49 (0,81)43 (36)1.02 (1.00 to 1.04)
 Next to highest50 (0,81)43 (36)1.02 (0.99 to 1.04)
 Highest50 (0,82)43 (36)1.02 (1.00 to 1.05)
Charlson comorbidity index
 Score <262 (0,83)49 (36)Reference
 Score ≥230 (0,76)36 (36)0.91 (0.90 to 0.93)
Preadmission dependence
 Dependent7 (0,68)30 (35)Reference
 Independent56 (0,82)46 (36)1.06 (1.04 to 1.08)
Stroke severity
 Mild (NIHSS <5)78 (46,85)62 (30)Reference
 Severe (NIHSS ≥5)5 (0,63)29 (34)0.82 (0.80 to 0.83)
  • aRR, adjusted rate ratio; mRS, modified Rankin Scale; NIHSS, National Institutes of Health Stroke Scale; Q1,Q3, first and third quartile.