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Table 2 The association between delay in development of care plans and optimal HbA1C level and blood pressure control in patients with diabetes, NT Aboriginal population, 2008–2013

From: Does delay in planned diabetes care influence outcomes for aboriginal Australians? A study of quality in health care

HbA1C
 Delay in care plan No Mean IRR (95%CI) P-value
 No delay 414 7.5 Reference  
 60 days to < 2 years 367 8.5 1.2 (1.07–1.39) 0.002
 2 to < 4 years 220 8.3 1.2(1.04–1.45) 0.025
 4 years and over 625 8.7 1.3 (1.12–1.52) 0.001
Sex (men v women) 0.9 (0.84–0.97) 0.007
Age group (ref: 15–24 years) 1.0 (0.99–1.0) 0
Period before e-records 1.02 (0.90–1.15) 0.81
Blood pressure (BP)
  No (Mean BP: S/D) IRR (95%CI) P-value
 No delay 177 127/80 Reference  
 60 days to < 2 years 165 127/79 0.96 (0.87–1.07) 0.52
 2 to < 4 years 120 129/80 0.98 (0.85–1.12) 0.75
 4 years and over 292 128/77 0.92 (0.81–1.05) 0.23
Sex (men v women) 1.17 (1.10–1.24) 0.00
Age group (ref: 15–24 years) 1.00 (1.00–1.01) 0.01
Period before e-records 1.03 (0.92–1.15) 0.61
  1. Note: S Systolic, D Diastolic
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