Factor Analysis and Psychometric Properties Adaption of Chinese Version of the Decisional Engagement Scale (DES-10)

Figures & data

Table 1 Item-to-Total Score Correlations for the DES-10

Items	X±S	Cronbach’s α if Item Deleted	ICC/95% CI(n=60)	Item-to-Total Correlation Coefficient
1	5.83±3.19	0.85	0.994* (0.990~0.997)	0.80*
2	5.52±2.92	0.86	0.949* (0.913~0.970)	0.74*
3	6.68±3.36	0.85	0.999* (0.998~0.999)	0.82*
4	7.07±2.80	0.86	0.976*(0.957~0.986)	0.68*
5	7.04±3.06	0.86	0.989*(0.980~0.994)	0.75*
6	8.72±1.25	0.88	0.686*(0.381~0.830)	0.40*
7	8.79±1.94	0.85	0.973*(0.932~0.987)	0.81*
8	9.26±1.29	0.86	0.981*(0.965~0.990)	0.76*
9	8.77±1.53	0.87	0.989*(0.980~0.993)	0.55*
10	3.49±2.79	0.87	0.974*(0.956~0.984)	0.64*

Note: P* <0.01.

Table 2 Demographic Difference of DES-10 (n = 380)

Variables	N(380)	Constituent Ratio (%)	DES-10 (Mean±SD)	F/t	P
Marital status
Current spouse	372	97.90	61.64±11.97	3.39	0.000
Deceased spouse	8	2.10	51.13±28.47
Homeplace
Rural areas	250	65.80	69.76±17.53	−2.23	0.017
Urban areas	130	34.20	73.87±16.08
Education
Junior high school and below	266	70.00	69.97±17.93	2.20	0.050
High School or Technical School	59	15.50	75.95±11.35
Graduate and above	55	14.50	71.82±20.57
Household monthly income
≦2000	171	45.00	69.68±15.68	6.29	0.000
2001~4000	132	34.80	74.20±16.38
4001~6000	56	14.70	65.14±21.88
≧6001	21	5.50	80.14±11.68

Figure 1 Lithotripsy map of principal component analysis for Chinese version of the DES-10 (n =190).

Figure 2 Standardized one-factor structural model of the DES-10 (n = 190).