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Table 1 Distribution of subjects according to background profiles such as gender, type of braces, educational level, family income, smoking/shesha, frequency of brushing per day and noticing teeth color changes

From: Impact of fashion braces on oral health related quality of life: a web-based cross-sectional study

Characteristics Total N (%) Fashion braces group Therapeutic braces group Control group P value a
Gender
 Male 478 (41.9%) 18 (46.2%) 126 (32.8%) 334 (46.5%) <.001
 Female 663 (58.1%) 21 (53.8%) 258 (67.2%) 384 (53.5%)
Educational level      <.001
 Elementary 7 (0.6%) 2 (5.1%) 2 (0.5%) 3 (0.4%)
 Intermediate 41 (3.6%) 10 (25.6%) 9 (2.3%) 22 (3.1%)
 High school 236 (20.7%) 16 (41.0%) 80 (20.8%) 140 (19.5%)
 University 857 (75.1%) 11 (28.2%) 293 (74.3%) 553 (77.0%)
Family income      .001
 Less than average 370 (32.4%) 24 (61.5%) 134 (34.9%) 212 (29.5%)
 Average (SAR 10,000) 368 (32.3%) 7 (17.9%) 126 (32.8%) 235 (32.7%)
 More than average 403 (35.3%) 8 (20.5%) 124 (32.3%) 271 (37.7%) .005
Smoking / shesha     
 Yes 219 (19,1%) 11 (26.8%) 56 (14.2%) 152 (21.2%)
 No 914 (80.1%) 24 (63.4%) 327 (85.5%) 563 (78.4%)
 Unknown 8 (0.7%) 4 (9.8%) 1 (0.3%) 3 (0.4%)
Frequency of brushing per day      <.001
 Once 451 (39.5%) 7 (17.9%) 100 (26.0%) 344 (47.9%)
 Twice 477 (41.8%) 22 (56.4%) 186 (48.4%) 269 (37.5%)
 More than twice 141 (12.4%) 4 (10.3%) 83 (21.6%) 55 (7.7%)
 Do not brush 60 (5.3%) 2 (5.1%) 13 (3.4%) 45 (6.3%)
 Other 12 (1.1%) 4 (10.3%) 3 (0.8%) 5 (0.7%)
Noticing teeth color changes      .57
 Yes 588 (51.5%) 16 (41.0%) 200 (52.1%) 372 (51.8%)
 No 300 (26.3%) 14 (35.9%) 95 (24.7%) 191 (26.5%)
 Maybe 253 (22.2%) 9 (23.1%) 89 (23.2%) 155 (21.6%)
  1. a Chi square test