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Table 2 Subdimenisons of the Oral Health Impact Profile (OHIP-14) in the amelogenesis imperfecta (AI) study group and the three control groups: healthy controls (CTR), molar incisor hypomineralization (MIH), and cleft lip and palate (CLP)

From: Oral health-related quality of life before and after crown therapy in young patients with amelogenesis imperfecta

OHIP-14

AI total

CTR

MIH

CLP

Significancea

(n = 69)

(n = 80)

(n = 39)

(n = 30)

(x ± sd)

(x ± sd)

(x ± sd)

(x ± sd)

Oral function

0.29 ± 0.38

0.12 ± 0.24

0.51 ± 0.66

1.14 ± 1.09

AI-CTR p = 0.001;

AI-CLP p < 0.001;

CTR-MIH p < 0.001;

CTR-CLP p < 0.001;

MIH-CLP p = 0.013

Orofacial pain

0.61 ± 0.83

0.22 ± 0.48

0.84 ± 1.01

1.13 ± 1.12

AI-CTR p = 0.002;

CTR-MIH p < 0.001;

CTR -CLP p < 0.001

Orofacial appearance

1.15 ± 1.31

0.17 ± 0.50

0.70 ± 1.05

1.38 ± 1.31

AI-CTR p < 0.001;

CTR-MIH p = 0.001;

CTR-CLP p < 0.001

Psychosocial impact

0.54 ± 0.63

0.06 ± 0.18

0.39 ± 0.52

0.93 ± 1.11

AI-CTR p < 0.001;

AI-CLP p = 0.002;

CTR-MIH p < 0.001;

CTR -CLP p < 0.001

  1. aMann–Whitney U-test