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Table 8 Means of the percentages of services delivered to clients by health center in TIWI communities

From: Preventive medical care in remote Aboriginal communities in the Northern Territory: a follow-up study of the impact of clinical guidelines, computerised recall and reminder systems, and audit and feedback

Tiwi community health centres Baseline 6 months 1 year 2 years 3 years β* (95% CI) P for trend
  Means % (95%CI)   
E 52 (44–60) 46 (38–54) 74 (67–82) 67 (59–75) 54 (49–60) 1.61 (-1.37, 4.59) 0.289
F 47 (37–57) 44 (35–54) 63 (54–71) 62 (52–72) 59 (48–70) 5.70 (1.82, 9.57) 0.004
G 35 (25–45) 39 (29–50) 47 (34–60) 68 (55–80) 61 (53–68) 9.77 (5.80, 13.74) 0.001
  1. * β (coefficient) represents the average change in percentage of delivered services to each client with the increase of one unit of time (1 year), adjusted for the recent attendance at health centres using linear random-effects model.