Attrition rate | No. of studies | Sample | Magnitude at 95% CI |
---|---|---|---|
Retention rate | 32 | 492,356 | 70.65 (68.19,73.11) |
Magnitude of Loss to follow up | 39 | 147,896 | 15.17 (11.86,18.47) |
Incidence of Loss to follow up | 12 | 11,777 | 13.79/100 person years of observation (9.66,17.93) |
Death | 29 | 105,699 | 6.75 (6.22,7.27) |
Transfer out | 20 | 34,565 | 11.17 (7.12,15.21) |