Absence of social desirability bias in the evaluation of chronic disease self-management interventions

Table 2 Confirmatory factor analysis of the short form Marlowe-Crowne social desirability scale MC-C (n = 318)

		Factor loading	Error variance
Self-presentation
1	It is sometimes hard for me to go on with my work if I am not encouraged.	0.44	0.81
2	I sometimes feel resentful when I don’t get my way.	0.76	0.43
3	On a few occasions, I have given up doing something because I thought too little of my ability.	0.51	0.74
4	There have been times when I felt like rebelling against people in authority even though I knew they were right.	0.54	0.71
6	There have been occasions when I took advantage of someone.	0.33	0.89
8	I sometimes try to get even rather than forgive and forget.	0.48	0.77
11	There have been times when I was quite jealous of the good fortune of others.	0.51	0.74
12	I am sometimes irritated by people who ask favours of me.	0.37	0.87
Defensiveness
5	No matter who I’m talking to, I’m always a good listener.	0.54	0.71
7	I’m always willing to admit it when I make a mistake.	0.64	0.59
9	I am always courteous, even to people who are disagreeable.	0.70	0.51
10	I have never been irked when people expressed ideas very different from my own.	0.48	0.77
13	I have never deliberately said something that hurt someone’s feelings.	0.42	0.83

Fit statistics: χ² _SB(63) = 73.7, p = NS; RMSEA = 0.023 (90% CI, 0.0;0.043); CFI = 0.99; SRMR = 0.079. Coefficient alpha: factor 1 = 0.59; factor 2 = 0.56; Phi = 0.48.

ISSN: 1477-7525