Table 2 Results of factor analysis testing

One factor (17 items)

7.71 (p < .000)

.761

.726

.092 (.087–.098)

.067

Two factor (17 items)

7.52 (p < .000)

.802

.772

.084 (.079–.090)

.059

Three factors (17 items)

4.28 (p < .000)

.880

.859

.066 (.061–.072)

.053

Two factors (16 items)^a

6.52 (p < .000)

.802

.772

.084 (.079–.090)

.059

Two factors (14 items)

3.16 (p < .000)

.923

.908

.055 (.049–.062)

.039