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Table 2 Comparison of characteristics between responders between intervention (ā€˜penā€™) and control group (ā€˜No penā€™)

From: A small unconditional non-financial incentive suggests an increase in survey response rates amongst older general practitioners (GPs): a randomised controlled trial study

Ā 

ā€˜Penā€™ nā€‰=ā€‰39

ā€˜No penā€™ nā€‰=ā€‰29

P

Ā 

%

%

Ā 

Female

26%

36%

0.37a

Group practice (>1 GP)

84%

96%

0.22a

Reported fair or poor health

18%

31%

0.23a

Ā 

Mean (sd)

Mean (sd)

Ā 

Age (years)

57 (6.9)

54 (6.8)

0.12b

Years in general practice

27 (9.1)

24 (10.0)

0.36b

Job satisfaction scale (ā€˜0ā€™ not satisfied to ā€˜10ā€™ extremely satisfied)

7.3 (2.2)

7.7 (1.9)

0.42b

Burnout scale (ā€˜0ā€™ not burnt out to ā€˜10ā€™ extremely burnt out)

3.5 (3.1)

2.6 (1.9)

0.15b

  1. a Ļ‡ 2 test, b t-test.