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Table 2 Questionnaire responses related to sex, age, work experience, sector and geographical area

From: GPs' opinions of public and industrial information regarding drugs: a cross-sectional study

   Fixed effects Random effects
Itema Nb Sex (female/male)c Agecf Work experiencecf Sector (Public/Private)c PHCCd Areae
1 292 1.92 (1.17-3.14)** 1, 01 (0.98-1.04) ----- 1.38 (0.57-3.38) 0.039 0
  291 1.97 (1.19-3.26)** ----- 1.02 (0.99-1.06) 1.27 (0.51-3.20) 0.052 0
2a 292 1.64 (0.97-2.79) 1.00 (0.96-1.03) ---- 1.06(0.39-2.89) 0.075 0.022
  291 1.66 (0.97-2.83) ----- 1.00 (0.97-1.03) 1.07 (0.40-2.87) 0.065 0.026
2b 292 1.35 (0.80-2.26) 0.96 (0.92-0.99)** ---- 1.45 (0.54-3.89) 0.082 0.01
  291 1.37 (0.81-2.29) ----- 0.98 (0.95-1.00)* 1.50 (0.56-4.00) 0.087 0.001
3a 291 1.46 (0.88-2.43) 0.99 (0.97-1.00) ---- 1.67 (0.63-4.43) 0.054 0.031
  290 1.49 (0.90-2.48) ----- 0.99 (0.96-1.02) 1.55 (0.58-4.18) 0.060 0.033
3b 291 1.29 (0.78-2.13) 1.03 (1.00-1.07) ---- 0.37 (0.13-1.05) 0.092 0
  290 1.31 (0.79-2.17) ----- 1.02 (0.99-1.05) 0.36 (0.12-1.04) 0.094 0
4a 292 2.06 (1.24-3.40)** 0.99 (0.97-1.02) ---- 1.19 (0.50-2.82) 0.022 0
  291 2.07 (1.24-3.44)** ----- 1.00 (0.97-1.03) 1.15 (0.48-2.77) 0.029 0
4b 291 0.55 (0.32-0.94)* 1.04 (1.01-1.08)* ---- 0.20 (0.05-0.76)* 0.163* 0.036
  290 0.57 (0.33-0.98)* ----- 1.04 (1.00-1.07)** 0.19 (0.05-0.74)* 0.169* 0.034
5a 286 0.82 (0.51-1.33) 1.02 (0.99-1.05) ---- 0.95 (0.42-2.16) 0 0
  285 0.55 (0.26-1.14) ----- 1.00 (0.95-1.04) 1.00 (0.40-2.49) 0 0
5b 283 1.04 (0.61-1.80) 1.01 (0.98-1.05) ---- 0.78 (0.30-2.04) 0 0
  282 1.00 (0.58-1.74) ----- 1.00 (0.97-1.03) 0.79 (0.30-2.08) 0 0
7a 292 1.76 (1.02-3.03)* 1.04 (1.00-1.08)* ---- 1.27 (0.49-3.24) 0.057 0
  291 1.78 (1.03-3.07)* ----- 1.04 (1.01-1.07)** 1.15 (0.46-2.91) 0.047 0
7b 291 1.17 (0.70-1.94) 1.01 (0.98-1.05) ---- 0.59 (0.22-1.61) 0.062 0
  290 1.20 (0.72-2.01) ----- 1.01 (0.98-1.04) 0.58 (0.21-1.59) 0.065 0
7c 291 1.17 (0.68-2.03) 0.97 (0.93-1.01) ---- 0.97 (0.33-2.89) 0.101 0.016
  290 1.12 (0.64-1.97) ----- 0.97 (0.94-1.00)* 1.02 (0.33-3.11) 0.112 0.020
7d 291 1.10 (0.68-1.78) 0.96 (0.93-0.99)** ----- 2.70 (1.12-6.49)* 0 0
  290 1.04 (0.64-1.69) ----- 0.97 (0.94-1.00)* 2.80 (1.16-6.75)* 0 0
  1. *p < 0.05,**p < 0.01
  2. a Question according to Table 1
  3. b Number of responders with response for all items included in the regression model
  4. c Odds ratio (95% confidence interval) --- two sided p-value.
  5. First line when age is included as independent variable and second line when working time is included as independent variable.
  6. d Variation among primary health care centres is transformed to intra-class correlation. ICC --- One sided p-value for variation
  7. e Variation among regions is transformed to intra-class correlation. ICC --- One side p-value for variation
  8. f Odds ratio for an increase of one year in age or working time