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Table 1 Recruitment status of families eligible for the HOEPS pilot

From: Effect of survey instrument on participation in a follow-up study: a randomization study of a mailed questionnaire versus a computer-assisted telephone interview

 

 N (%) 

 N (%) 

 N (%) 

 

Controls

Casesa

Total

Final Status of Eligible Mothers

(n = 203)

(n = 189)

(n = 392)

 Excluded: no valid contact information

33 (16.3)

18 (9.5)

51 (13.0)

 Invited to participate in HOEPS

170 (83.7)

171 (90.5)

341 (87.0)

 Refused participation

18 (8.9)

15 (7.9)

33 (8.4)

 Non-response with contact b

20 (9.9)

17 (9.0)

37 (9.4)

 Non-response without contactb

2 (1.0)

1 (0.5)

3 (0.8)

 Completed participation

130 (64.0)

138 (73.0)

268 (68.4)

 

Controls

Cases c

Total

Final Status of Eligible Fathers

(n = 130)

(n = 138)

(n = 268)

 Mother did not give permission to contact

37 (28.5)

17 (12.3)

214 (79.9)

 Excluded: no valid contact information

3 (2.3)

2 (1.4)

5 (1.9)

 Invited to participate in HOEPS

90 (69.2)

119 (86.2)

209 (78.0)

 Refused participation

8 (6.2)

4 (2.9)

12 (4.5)

 Non-response with contact b

16 (12.3)

34 (24.6)

50 (18.7)

 Non-response without contact b

0 (0)

0 (0)

0 (0)

 Completed participation

66 (50.8)

81 (58.7)

147 (54.9)

  1. a Cases include 164 mothers of infants with congenital heart defects and 25 mothers of infants with hypospadias.
  2. b Contact is defined as speaking with study staff over the telephone, returning a completed call preference form or information update form, or personally signing for a decision letter sent via certified mail. Contact confirms that the eligible individual received recruitment materials.
  3. c Cases include 109 eligible fathers of infants with congenital heart defects and 12 eligible fathers of infants with hypospadias.