Development and Validation of the Digestive Function Assessment Instrument for Traditional Korean Medicine: Sasang Digestive Function Inventory

Table 4

Correlation between SDFI, subscales of SDFI, NDIK, FDQOL, DEBQ, and BMI.

SDFI

NDIK

FDQOL

DEBQ

BMI

SDFI-D

SDFI-A

SDFI-E

FDQOL

FDQOL-E

FDQOL-L

FDQOL-Psy

FDQOL-R

DEBQ

DEBQ-R

DEBQ-EM

DEBQ-EX

SDFI

0.797 ***

0.658 *

0.525 ***

−0.431 ***

−0.245**

−0.391 ***

−0.135

−0.200**

−0.127

0.107

−0.032

0.037

0.301 ***

0.299***

SDFI-D

0.210*

0.029

−0.585 ***

−0.433 ***

−0.430 ***

−0.339 ***

−0.364 ***

0.298***

−0.249***

−0.141

−0.276***

−0.081

0.213**

SDFI-A

0.379 ***

−0.157*

−0.063

−0.212**

0.039

−0.043

−0.034

0.293***

0.048

0.194**

0.483 ***

0.110

SDFI-E

0.115

0.235**

−0.022

0.251***

0.204**

0.268***

0.481 ***

0.138

0.441 ***

0.493 ***

0.310 ***

 ^∗𝑃<0.05, ^∗∗𝑃<0.01, ^∗∗∗𝑃<0.001.
Bold represents correlation coefficient over 0.3.
SDFI: Sasang Digestive Function Inventory; SDFI-D: SDFI-Digestion; SDFI-A: SDFI-Appetite; SDFI-E: SDFI-Eating pattern; NDIK: total symptom score of Nepean Dyspepsia Index-Korean; FDQOL: Functional Dyspepsia-Related Quality of Life; FDQOL-E: FDQOL-Eating status; FDQOL-L: FDQOL-Liveliness; FDQOL-Psy: FDQOL-Psychological status; FDQOL-R: FDQOL-Role-Functioning status; DEBQ: Dutch Eating Behavior Questionnaire; DEBQ-R: DEBQ-Restrained Eating scale; DEBQ-EM: DEBQ-Emotional Eating scale; DEBQ-EX: DEBQ-External Eating scale; BMI: Body Mass Index.