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Table 3 Predictive validity

From: Psychometric characteristics of the “General Oral Health Assessment Index (GOHAI) » in a French representative sample of patients with schizophrenia

Variable Mean Add-GOHAI [CI (95%)] Significance
Satisfaction with oral health
 Yes (n = 35) 50.93 [50.87; 50.99] <0.01
 No (n = 55) 42.10 [42.06; 42.14]
Duration of illness
  ≤ 18 years (n = 43) 47.12 [47.07; 47.17] NS
 18 ans et plus (n = 47) 44.08 [44.02; 44.15]
How long since last dental visit?
  ≤ 6 months (n = 35) 46.55 [46.46; 46.64] NS
 6 months or more (n = 54) 44.89 [44.85; 44.93]
Smoking habit
 Yes (n = 48) 44.38 [44.31; 44.45] NS
 No (n = 42) 46.54 [46.49; 46.59]
Frequency of tooth brushing
 Never to Occasionally (n = 22) 42.76 [42.59; 42.95] 0.02
 Always (n = 58) 47.18 [47.15; 47.22]
Age
  ≤ 40 year (n = 27) 48.68 [48.59; 48.77] 0.03
  > 40 year (n = 63) 44.19 [44.15; 44.22]
Sex
 Male (n = 58) 45.97 [45.93; 46.00] NS
 Female (n = 32) 44.74 [44.63; 44.86]
High school education
 Primary school or less (n = 19) 42.43 [42.15; 42.71] NS
 Secondary or higher (n = 70) 46.51 [46.49; 46.54]
Residence
 With the Family (n = 21) 47.05 [46.79;47.30] NS
 Autonomous (n = 61) 45.15 [45.11; 45.18]
 Hospitalized (n = 8) 44.49 [43.99; 44.98]
  1. NS Not significant (p > 0.05), CI Confidence Interval