From: An evaluation of the Zambia influenza sentinel surveillance system, 2011–2017
Indicator | Calculation/data inputs | Data source | Indicator value | Score |
---|---|---|---|---|
Stability | ||||
• Frequency of lack of data collection forms | Number of surveillance sites within each reported category [never (0), once per year (1), 2–3 times per year (2–3), ≥4 times per year(≥4)] / Number of surveillance sites | Questionnaire for surveillance staff at sentinel sites | 0: 83.3% | 3 |
1: 16.7% | ||||
2–3: 0.0% | ||||
≥4: 0.0% | ||||
• Frequency of lack of sampling material | Number of surveillance sites within each reported category [never (0), once per year (1), 2–3 times per year (2–3), ≥4 times per year(≥4)] / Number of surveillance sites | Questionnaire for surveillance staff at sentinel sites | 0: 83.3% | 3 |
1: 16.7% | ||||
2–3: 0.0% | ||||
≥4: 0.0% | ||||
• Frequency at which a power failure, including the generator, occurred at the surveillance sites | Number of surveillance sites within each reported category [never (N), seldom (S), often (O), regularly (R)] / Number of surveillance sites | Questionnaire for surveillance staff at sentinel sites | N: 16.7% | 2 |
S: 50.0% | ||||
O: 33.3% | ||||
R: 0.0% | ||||
• Proportion of sentinel sites with at least one member of staff trained on sentinel surveillance procedures | Number of sentinel sites with at least one trained member of staff / Number of surveillance sites | Questionnaire for surveillance staff at sentinel sites | 100.0% | 3 |
• Proportion of sentinel surveillance staff ever trained on sentinel surveillance procedures | Number of surveillance staff ever trained / Number of surveillance staff | Questionnaire for surveillance staff at sentinel sites | 90.7% | 3 |
• Proportion of sentinel surveillance staff trained on sentinel surveillance procedures during the last one year | Number of surveillance staff during the last one year / Number of surveillance staff | Questionnaire for surveillance staff at sentinel sites | 69.7% | 2 |
• Availability and use of standard operating procedures (SOPs) by surveillance staff | Number of surveillance staff with access and use of SOPs / Number of surveillance staff | Questionnaire for surveillance staff at sentinel sites | 97.7% | 3 |
• Proportion of surveillance sites providing samples weekly after 3 months from inception | Number of surveillance sites providing samples weekly/ Number of surveillance sites | ISS database | 100.0% | 3 |
• Proportion of weekly surveillance reports sent to MoH | Number of surveillance reports sent to MoH / Number of reporting weeks | Surveillance reports | 71.4% | 2 |