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Table 4 Incidence Rates of total number and days of unplanned hospitalizations and direct healthcare costs (in Euros) per 100 person/years and relative Incidence Rate Ratios during follow-up

From: The effects of the introduction of a chronic care model-based program on utilization of healthcare resources: the results of the Puglia care program

Outcomes Intervention group Usual care group IRR (CI)
N° of unplanned hospitalizations 10.3 (9.1–11.7) 13.1 (12.1–14.1) 0.79 (0.68–0.91)*
Days of unplanned hospitalizations 92.6 (88.8–96.6) 115.9 (113.0–118.9) 0.80 (0.76–0.84)*
Total cost of hospitalizations 90,059 (89936–90,181) 88,466 (88385–885,475) 1.02 (1.02–1.02)*
Cost of unplanned hospitalizations 39,572 (39491–39,653) 49,622 (49562–49,683) 0.80 (0.80–0.80)*
Cost of drugs 93,706 (93581–93,831) 75,369 (75294–75,444) 1.24 (1.24–1.24)*
Cost of out-patient specialistic visits 39,239 (39158–39,319) 36,492 (36440–36,545) 1.07 (1.07–1.08)*
  1. *p < 0.05
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