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Table 9 Use of OMIs by clinicians

From: Barriers and facilitators to the implementation of orthodontic mini implants in clinical practice: a systematic review

Study Overall response rate to questionnaires Prevalence of clinicians that do not use OMIs Subgroup of non-users of OMIs
Meeran 2012 [8] 80.5 % (1691/2100) 56.3 % (952/1691) Urban non-users, 45.6 % (451/988)a
Non-urban non-users, 72.1 % (521/723)a
Bock 2015 [5] 47.9 % (1177/2459) 40.16 % (439/1093)b  
  1. aThe numerators and denominators of non-users do not add up in the study by Meeran et al. (2012 [8]). Numerators, 451 + 521 = 972 and not 952. Denominators, 988 + 723 = 1711 and not 1691
  2. bEighty-four of the 1177 questionnaires were excluded because of missing or flawed information. Therefore, only 1093 records were included