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Table 3 Unadjusted and adjusted odds ratios (OR) and 95% confidence intervals of contact with emergency ambulance services

From: Emergency ambulance service involvement with residential care homes in the support of older people with dementia: an observational study

Variable Unadjusted OR (95%CI) P-value Adjusted OR (95%CI) P-value
Age 1.061 (1.006, 1.118) 0.028 1.067 (0.997, 1.142) 0.060
Gender     
Male 1.00   1.00  
Female 0.551 (0.235, 1.292) 0.170 0.661 (0.385, 1.135) 0.133
Length of residency 1.001 (0.837, 1.197) 0.989 0.965 (0.735, 1.266) 0.796
Number of co-morbidities 1.204 (0.944, 1.536) 0.134 1.207 (0.879, 1.655) 0.245
Admission route   0.174   
Own home 1.00   1.00  
Relative’s home 0.104 (0.012, 0.930) 0.043 0.092 (0.017, 0.493) 0.005
Hospital 0.590 (0.248, 1.405) 0.233 0.556 (0.136, 2.283) 0.416
Other care home 0.391 (0.112, 1.362) 0.140 0.284 (0.063, 1.277) 0.101
Sheltered housing/Warden controlled 1.000 (0.287, 3.488) 1.000 1.055 (0.349, 3.186) 0.925
Number of General Practitioner contacts 1.149 (1.052, 1.253) 0.002 1.170 (1.012, 1.351) 0.034
Number of District Nurse contacts 1.048 (0.978, 1.124) 0.184 1.003 (0.926, 1.086) 0.943
  Link test p-value (prob _hatsq)    0.232
  Hosmer-Lemeshow (groups = 10) chi2 (8)    0.1947