Results showed that the rate of nosocomial infections from 6.0% before the intervention decreased to 2.2% after the intervention (p<0.01), the effect size was 63.3%.
Kết quả cho thấy tỷ lệ NKBV từ 6,0% trước can thiệp giảm còn 2,2% sau can thiệp (p < 0,01), hiệu quả can thiệp đạt 63,3%.