Table 3.
MINORS Instrument Assessment for Nonrandomized Comparative Studies (n = 7)
Item | Patel et al22 | Edwards et al23 | Chavez-Abraham et al31 | Michaels et al30 | Gravante et al32 | Morales et al33 | Fiala34 |
---|---|---|---|---|---|---|---|
A clearly stated aim | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
Inclusion of consecutive patients | 2 | 1 | 2 | 2 | 2 | 2 | 2 |
Prospective collection of data | 1 | 2 | 2 | 2 | 2 | 2 | 2 |
Endpoints appropriate to the aim of the study | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
Unbiased evaluation of endpoints | 2 | 0 | 1 | 2 | 1 | 2 | 2 |
Follow-up period appropriate to the aim of the study | 2 | 1 | 2 | 2 | 2 | 2 | 2 |
Loss of follow-up less than 5% | 2 | 2 | 2 | 2 | 2 | 1 | 2 |
Prospective calculation of the sample size | 2 | 2 | 2 | 2 | 2 | 2 | 1 |
An adequate control group | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
Contemporary groups | 2 | 1 | 2 | 2 | 2 | 2 | 2 |
Baseline equivalence of groups | 1 | 2 | 2 | 1 | 2 | 1 | 2 |
Adequate statistical analyses | 2 | 2 | 2 | 2 | 2 | 2 | 2 |
Total score | 22 | 19 | 23 | 23 | 23 | 22 | 23 |
The items are scored 0 (not reported), 1 (reported but inadequate), or 2 (reported and adequate). The global ideal score is 16 for noncomparative studies and 24 for comparative studies.