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Table 2 Characteristics of the SPF-Q items (n = 216 respondents)

From: Validation of the SPF-Q, an instrument to assess the quality of production functions to achieve well-being, among multimorbid patients

 

Item

Valid n

Missing

Mean

SD

λ

Being in control

1

Do you feel in control of your life?

213

3 (1%)

3.00

0.84

0.885

2

Are you able to manage your life how you like?

212

4 (2%)

2.52

0.76

0.697

3

Are you in charge of what happens in your life?

213

3 (1%)

2.80

0.81

0.611

Avoidance of a loss frame

4

Are you pessimistic about your future?a

211

5 (2%)

3.23

0.78

0.856

5

Do you feel helpless?a

214

2 (1%)

3.30

0.79

0.871

6

Do you feel that your problems continue to get worse and worse?a

215

1 (1%)

3.15

0.87

0.846

7

Do you see opportunities to turn your life in a positive direction?

211

5 (2%)

2.42

0.85

0.801

Efficiency

8

Do you find enjoyable activities easily?

212

4 (2%)

2.54

0.91

0.806

9

Do you do things that are both fun and challenging at the same time?

214

2 (1%)

2.46

0.83

0.843

10

Are your daily activities important to you for multiple reasons?

214

2 (1%)

2.93

0.80

0.774

11

Do your activities provide you with multiple benefits, such as fun, relaxation, and a social life?

212

4 (2%)

2.73

0.81

0.932

12

Are your preferred activities things you do with people who are important to you?

212

4 (2%)

2.74

0.84

0.697

  1. aReverse-coded items