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Table 5 Minimally Important Difference (MID) of the Child Oral Health Impact Profile, 4-point anchor method, effect size (ES) statistic and standardized mean response (SRM)

From: Minimally important difference of the Child Oral Health Impact Profile for children with orofacial anomalies

Ā 

Global Assessment of Change

Effect Size

SRM

āˆ’1,0,1

2ā€“3a

4ā€“7

MID

Ā Ā 

COHIP Domain

N

Mean Change

N

Mean Change

N

Mean Change

Change

N

Estimate

Estimate

Oral Health

114

0.93

71

1.08

96

1.15

0.15

281

0.16

0.16

Functional

176

0.41

58

0.09

47

1.53

āˆ’0.32

281

0.12

0.13

Social Emotional

191

1.29

32

1.41

58

2.84

0.12

281

0.22

0.27

School Environment

204

0.38

36

1.22

41

1.10

0.84

281

0.21

0.25

Self-Image

177

0.93

49

1.53

55

0.07

0.60

281

0.19

0.22

COHIP Overall

175

4.17

41

7.12

65

4.43

2.95

281

0.25

0.31

  1. aCompared to no change in GAC to calculate the MID