Figure 2From: Real-time automatic hospital-wide surveillance of nosocomial infections and outbreaks in a large Chinese tertiary hospital The daily confirmed NIs inpatients and non-NI inpatients were kept in a dynamic balance. A: daily new inpatients; B: non-NI inpatients; C: confirmed NI inpatients; D: daily new NI prewarning alert inpatients; A’: daily newly discharged inpatients. All inpatients were composed of A, B and C, without A’. D comes from A’, B and C. Most prewarning inpatients were confirmed in the D group; the others were excluded because they had community acquired infections, colonizations, or had not acquired a NI.Back to article page