Table 2 Number of interviews
Number of interviews per data set/case | ||||||
Time | T0 | T1 | T2 | T3 | RIb | Sum |
Min | 1/1 a | 1/1 | †/0 | 4 | ||
Max | 1/1 | 1/1 | 1/1 | 1/1 | †/1 | 9 |
Number of interviews (Range): | 4–9 | |||||
Number of data sets/cases | ||||||
Time | T0 | T1 | T2 | T3 | RI | Sum |
30 | … estimated attrition over time … | 20–25 | ||||
Number of interviews in total | ||||||
Min | 20 data sets á 4 interviews | 80 | ||||
Max | 25 data sets á 9 interviews | 225 | ||||
Estimated number of interviews (Calculated range: 80–225) | ~ 180 | |||||