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2: Comparison of characteristics of patients with confirmed acute myocardial infarction, before and during the total quality management intervention

Experimental group
Control group
Pre-TQM intervention period
n=252
n=203
  Mean age in years (95% CI)
60.3 (48.6-74.4)
59.2 (47.5-71.8)
  Men:women (%)
71.8:28.2
77.1:22.9
  Median LOS in days (95% CI)
8.8 (7.2-12.6)
8.0 (6.8-11.4)
TQM intervention period
n=253
n=211
  Mean age in years (95% CI)
61.0 (49.1-77.3)
59.6 (47.8-72.6)
  Men:women (%)
74.7:25.3
70.8:29.2
  Median LOS in days (95% CI)
8.0 (6.3-11.4)
7.3 (5.4-10.5)
 

TQM=total quality management. CI=confidence interval. LOS=length of stay in hospital.


©MJA 1998

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