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Table 6 Known-groups validity of OHIP5-Ar

From: Translation and validation of the Arabic version of the 5-item Oral Health Impact Profile: OHIP5-Ar

 

N

Mean ± SD

P

Missing teetha

≥20 teeth

266

1.18 ± 0.92

< 0.001

  < 20 teeth

54

2.15 ± 0.70

Location of missinga

 Anterior

82

1.87 ± 0.96

< 0.001

 Posterior

238

1.16 ± 0.89

Periodontal statusa

 Unhealthy

234

1.43 ± 0.96

0.006

 Healthy

86

1.11 ± 0.92

Agea

  ≤ 40

251

1.25 ± 0.94

< 0.001

  > 40

69

1.69 ± 0.93

Education levelb

 Illiterate

49

2.02 ± 0.89

< 0.001

 Primary

58

1.40 ± 0.95

 Preparatory

60

1.24 ± 0.98

 Secondary

75

1.18 ± 0.98

 University

72

1.13 ± 0.77

 Postgraduate

6

0.93 ± 0.78

  1. SD standard deviation, P value is significant at 0.05 level
  2. aMann-Whitney test; bKruskal-Wallis test
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