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Table 2 Baseline characteristics of participating and non-participating GPs

From: GPs’ role security and therapeutic commitment in managing alcohol problems: a randomised controlled trial of a tailored improvement programme

Characteristic

Intervention (N = 59)

Control (N = 53)

Non-participants (N = 761)

Male gender

39 (66%)

31 (58.5%)

478 (65.4%)#

Mean age at start of study (SD)

45 (6.9)#

49 (7.7)#

48.1 (8.0)

Mean FTE (SD)

0.84 (0.2)

0.97 (1.2)

0.83 (0.56)

Mean size of patient population (SD)

2158 (627)

2179 (730)

2153 (689)

Working area

Rural

18 (31%)

14 (26%)

148 (20%)

Urbanised rural

23 (39%)

16 (57%)

306 (41%)

Urban

3 (5%)

10 (19%)

142 (19%)

Big city

15 (25%)

13 (25%)

145 (20%)

Practice type

Solo

20 (34%)

24 (45%)

193 (26%)#

Duo

23 (39%)

22 (42%)

216 (29%)#

Group

10 (17%)

5 (9%)

213 (29%)#

Health Centre

6 (10%)

2 (4%)

79 (11%)#

Other

  

42 (6%)#

Average hours of training in alcohol problems before start of study (SD)

0.51 (1.1)

0.36 (0.97)

n.m.

Role security ¥ : total (SD)*

5.0 (0.91)

5.1 (0.76)

5.2 (0.82)

Role adequacy

4.4 (1.06)

4.4 (1.12)

4.6 (1.05)

Role legitimacy

5.6 (1.20)

5.7 (1.04)

5.7 (1.07)

Therapeutic commitment ± : total (SD)*

3.9 (0.92)

3.9 (0.74)

3.9 (0.76)

Task-specific self-esteem

3.9 (1.14)

3.7 (1.22)

4.0 (1.11)

Work satisfaction

3.3 (1.32)

3.5 (1.20)

3.6 (0.88)

Motivation

4.5 (1.06)

4.5 (1.01)

4.2 (1.10)

  1. #Significant difference (p < 0.05) compared to participating GPs; n.m. = not measured; ¥ = Role security is calculated by the average of role adequacy and role legitimacy; ±Therapeutic commitment is calculated by the average of task-specific self-esteem, work satisfaction and motivation; *minimal role security = 1 and maximum role security = 7.