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Table 6 Crude and adjusted measure of expressed needs for skills and knowledge in different clinics.

From: What physicians want to learn about sickness certification: analyses of questionnaire data from 4019 physicians

  

Knowledge-index1

Skills-index2

 

Worksite

n

reference group mean

diff. from ref. mean

p

n

reference group mean

diff. from ref. mean

p

Crude

Ref: physicians working in any of all other clinics or practices

1988

63.1

  

1993

54.8

  
 

Primary health care centre

952

 

+8.3

<0.001

952

 

+16.2

<0.001

 

Psychiatry

348

 

+9.4

<0.001

347

 

+8.7

<0.001

 

Occupational health services

122

 

-3.3

0.053

122

 

+3.6

0.026

 

Orthopaedics

183

 

+1.9

0.177

184

 

+1.0

0.447

 

Surgery

290

 

-5.9

<0.001

290

 

-5.3

<0.001

Model 1

Adjusted for sex (ref: physicians working in any of all other clinics or practices)

1988

65.4

  

1993

56.1

  
 

Primary health care centre

952

 

+8.2

<0.001

952

 

+16.1

<0.001

 

Psychiatry

348

 

+9.2

<0.001

347

 

+8.6

<0.001

 

Occupational health services

122

 

-3.2

0.062

122

 

+3.7

0.023

 

Orthopaedics

183

 

+3.5

0.015

184

 

+1.8

0.176

 

Surgery

290

 

-4.6

<0.001

290

 

-4.6

<0.001

Model 2

Adjusted for sex, years in practice (ref: physicians working in any of all other clinics or practices)

1890

72.0

  

1895

64.1

  
 

Primary health care centre

917

 

+7.8

<0.001

917

 

+15.8

<0.001

 

Psychiatry

332

 

+9.0

<0.001

330

 

+8.7

<0.001

 

Occupational health services

116

 

-1.2

0.476

116

 

+6.2

<0.001

 

Orthopaedics

170

 

+3.7

0.009

171

 

+2.3

0.088

 

Surgery

275

 

-5.3

<0.001

275

 

-5.2

<0.001

Model 3

Adjusted for sex, years in practice, workplace policy (ref: physicians working in any of all other clinics or practices)

1840

64.4

  

1843

56.9

  
 

Primary health care centre

916

 

+7.6

<0.001

916

 

+15.5

<0.001

 

Psychiatry

317

 

+9.0

<0.001

315

 

+8.9

<0.001

 

Occupational health services

115

 

-0.1

0.963

115

 

+7.3

<0.001

 

Orthopaedics

167

 

+2.8

0.053

168

 

+1.4

0.305

 

Surgery

270

 

-5.9

<0.001

270

 

-5.7

<0.001

Model 4

Adjusted for sex, years in practice, workplace policy, support from management (ref: physicians working in any of all other clinics or practices)

1788

64.2

  

1791

56.4

  
 

Primary health care centre

906

 

+7.6

<0.001

906

 

+15.8

<0.001

 

Psychiatry

302

 

+9.0

<0.001

300

 

+8.9

<0.001

 

Occupational health services

111

 

-0.5

0.762

111

 

+7.1

<0.001

 

Orthopaedics

163

 

+2.3

0.111

164

 

+1.4

0.308

 

Surgery

262

 

-5.7

<0.001

262

 

-5.6

<0.001

  1. 1Sickness insurance rules, other forms of compensation and options and responsibilities of the physician, the SIO, the employer and the employment office
  2. 2Judging work capacity, assess work demands, assess optimum length and degree of certification, handling conflicts, designing plans of action
  3. Univariate ANOVA and univariate multiple linear regression. Mean index value in percent of maximum.
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BMC Public Health

ISSN: 1471-2458

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