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Table 3 MCID of the QLICD-CG determined by anchor-based method (n = 157)

From: Establishing minimal clinically important differences for the Quality of Life Instrument of Chronic Gastritis QLICD-CG(V2.0) based on distribution-based methods

Domain

Physical domain

Psychological domain

Social domain

General module

Specific module

Total score

Number of items

9

11

8

28

11

39

Number of cases

101

101

101

101

101

101

ta

-7.93

-7.21

-5.08

-8.05

-8.50

-9.00

P

0.00

0.00

0.00

0.00

0.00

0.00

MCID

11.11

9.09

9.38

9.82

13.64

10.90

  1. at test for normality of score difference before and after treatments