| Internal QAP (daily basis)  | 
          Internal QAP (monthly basis)  | 
        
        
          | Check data entry, stains, laboratory processing  | 
          Biopsy/cytology comparison  | 
        
        
          | Systematic assessment of smear adequacy  | 
          Review smear history of women with CIN3 or invasive cancer for possible false negative smears  | 
        
        
          | QC check of negative and inadequate smears  | 
          Statistical monitoring of laboratory performance  | 
        
        
          | Referral of abnormal smears and cases with suspicious clinical features to pathologist  | 
          Control workload, regulate slide storage, Monitor turnaround time  | 
        
        
          | Peer review of abnormal smears  | 
          Check standard operating procedures (SOPs) are up to date  |