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Table 4 Influenza vaccination coverage of nursing homes residents, RR and adjusted RR of the potential determinants.

From: Influenza vaccination coverage of healthcare workers and residents and their determinants in nursing homes for elderly people in France: a cross-sectional survey

Nursing homes characteristics Vaccination coverage
(%95 CI)
Risk ratio (95% CI)
   Unadjusted univariate Adjusted multivariate P value
Categories of nursing homes     
   Private ECR 91.1
(89.6 - 92.7)
1 1  
   Public ECR 90.7
(89.3 - 92.1)
1.0
(0.98 - 1.02)
1.0
(0.98 - 1.03)
0.84
   LTCF 94.8
(93.8 - 95.7)
1.04
(1.02 - 1.06)
1.02
(1.00 - 1.04)
0.05
Size (number of beds)     
   150 or more 92.5
(91.2 - 93.8)
1 1  
   100 to < 150 90.8
(89.8 - 91.8)
1.00
(0.97 - 1.03)
0.97
(0.94 - 1.01)
0.16
   50 to < 100 90.5
(88.5 - 92.6)
0.98
(0.95 - 1.01)
0.98
(0.95 - 1.01)
0.27
   < 50 92.4
(90.2 - 94.7)
0.97
(0.94 - 1.01)
0.99
(0.96 - 1.03)
0.93
Medical coordinator     
   No 92.3 (90.9 - 93.7) 1 1  
   Yes 91.2
(90.1 - 92.2)
0.99
(0.97 - 1.00)
0.99
(0.97 - 1.01)
0.2
Dependency of residents     
   Low 89.8
(88.4 - 91.3)
1 1  
   High 93.3
(92.3 - 94.4)
1.03
(1.02 - 1.05)
1.03
(1.01 - 1.05)
0.002
Influenza vaccination coverage among HCWs     
   IVC ≤ 15% 91.9
(90.3 - 93.4)
1 1  
   15% < IVC ≤ 30% 90.6
(89.1 - 92.2)
0.99
(0.96 - 1.02)
0.99
(0.96 - 1.01)
0.26
   30% < IVC ≤ 50% 90.4
(87.4 - 93.4)
0.99
(0.96 - 1.02)
0.99
(0.96 - 1.02)
0.65
   IVC > 50% 93.4
(92.1 - 94.8)
1.02
(1.0 - 1.04)
1.02
(1.00 - 1.05)
0.04