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Table 1 Group characteristics of full sample

From: A randomised trial and economic evaluation of the effect of response mode on response rate, response bias, and item non-response in a survey of doctors

 

Simultaneous mixed

Sequential mixed

Online

Total

 

N (%)

900

N (%)

900

N (%)

902

N (%)

2,702

Doctor type

    

GPs

334 (37.1)

388 (43.1)

369 (40.9)

1,091 (40.3)

Specialists

333 (37.0)

318 (35.3)

317 (35.1)

968 (35.8)

Hospital non-specialists

161 (17.9)

140 (15.6)

142 (15.7)

443 (16.4)

Specialist in training

72 (8.0)

54 (6.0)

74 (8.2)

200 (7.4)

Geographic location 1

    

Major city

739 (82.1)

711 (79)

745 (82.6)

2,195 (81.2)

Inner regional

116 (12.9)

140 (15.6)

110 (12.2)

366 (13.6)

Outer regional

42 (4.7)

40 (4.4)

43 (4.8)

125 (4.6)

Remote

1 (0.1)

5 (0.6)

2 (0.2)

8 (0.3)

Very remote

2 (0.2)

4 (0.4)

2 (0.2)

8 (0.3)

Age Group

    

< = 30

65 (7.2)

64 (7.1)

58 (6.4)

187 (6.9)

30-39

164 (18.2)

150 (16.7)

157 (17.4)

471 (17.4)

40-49

191 (21.2)

200 (22.2)

225 (24.9)

616 (22.8)

50-59

210 (23.3)

212 (23.6)

205 (22.7)

627 (23.2)

60-69

103 (11.4)

123 (13.7)

100 (11.1)

326 (12.1)

70 < =

41 (4.6)

47 (5.2)

44 (4.9)

132 (4.9)

missing

126 (14.0)

104 (11.6)

113 (12.5)

343 (12.7)

Gender

    

Female

280 (31.1)

308 (34.2)

289 (32.0)

877 (32.4)

Male

620 (68.9)

590 (65.6)

613 (68.0)

1,823 (67.5)

  1. 1. Australian Standard Geographical Classification (ASGC) classification Remoteness Areas [34].