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Illustration of different methods by example of data from Diamond JA et al. [4] |
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| Responders+ |
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|
|
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| Number of Patients |
Observed |
Estimated (a)& |
Estimated (b)& |
Estimated (c)& |
|
|
|
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| Early withdrawal |
24(d) |
? |
0 |
24 |
19.2 |
| Completed 6 months |
30 |
24(cr) |
24(cr) |
24(cr) |
24(cr) |
| Total (%) |
54(100) |
24(cr)+? (?) |
24 (44.4) |
48 (88.9) |
43.2 (80) |
|
+Responder: effective control of BP and no side effects at month 6. & (a) and (b) assume two extreme informative missing models, (c) assumes missing completely at random (MCAR) model. | |||||
Shih Current Controlled Trials in Cardiovascular Medicine 2002 3:4 doi:10.1186/1468-6708-3-4 |
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