From: The impact of orthodontic treatment on the quality of life a systematic review
Author | Study design | Sample type | Sample size | Age of sample | Length of follow-up time | Qol instrument | Univariaty analysis | Evidence level | |
---|---|---|---|---|---|---|---|---|---|
95% confidence intervals | P value | ||||||||
Eduardo, [21] | Case-control | Nonrandomized | 837 | 15-16 y | Previous 6 month | CS-OIDP | 0.16-0.46 | p < 0.001 | 2C |
Daniela, [14] | Longtitude | NOT mentioned | 284 | 12-15 y | 2 years | OHIP-14 | — | p < 0.01 | 1B |
Shoroog, 2011 | Longtitude | Consecutive | 118 | 11-14 y | More than 2 years | CPQ11-14 | — | p < 0.01 | 1B |
Zhijian, [15] | Longtitude | Consecutive | 232 | 16 and older | 18 month | OHIP-14 and OHQoL-UK | — | p < 0.01 (6 m), P < 0.01 (12 m), p < 0.05 (18 m) | 1B |
Man, [13] | Longtitude | Consecutive | 198 | 13.1 ± 1.5 | 6 month | CPQ | — | p < 0.001 (first week), P < 0.05 (1 month) | 1B |
Mu, 2009 | Longtitude | NOT mentioned | 250 | Mean 15, 7 y | More than 2 years | OHIP-14 | — | p < 0.001 | 1B |
Yueming, 2012 | Longtitude | Consecutive | 300 | 18-36 y | From begin to 6 months after posttreatment | OHIP-14 | — | p < 0.01 | 1B |
Andrea, 2011 | Cross-sectional | Nonrandomized | 579 | 11-14 y | - | CPQ11-14 | 1.11-2.33 | p = 0.007 | 3B |
Aihua, [19] | Cross-sectional | Nonrandomized | 182 | 7-33 y | 1-month post-insertion | OHIP-14 | — | p < 0.01 | 3B |
Nathalia, 2012 | Cross-sectional | Consecutive | 200 | 18-30 y | After treatment more than 6 month | OHIP-14 | — | p < 0.01 | 3B |
Oliveira, 2003 | Cross-sectional | Nonrandomized | 1675 | 15-16 y | - | OIDP and OHIP | 1.30-2.62 | p < 0.001 | 2C |