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Table 10 Media (free and paid) recruitment method on number of referrals and number of recruits ordered from best dollar for value to most expensive dollar value

From: You are how you recruit: a cohort and randomized controlled trial of recruitment strategies

 

Total

Media specific

 

# of days

Number of recruits

Recruits/day

$/recruit

Odds ratio (95% CI) of recruiting someone

$/OR of recruiting someone

Number of recruits

Recruits/day

$/recruit

Free-media

11

10

0.91

0

0.66 (0.35 - 1.26)

0

3

0.27

0

Paid-media

         
 

Birth Issues

367

514

1.40

$1.56

1.97* (1.64 - 2.37)

$0.79

56

0.15

$14.29

Trade-specific publication

225

338

1.50

$16.59

1.25* (1.04 - 1.50)

$13.27

39

0.17

$143.77

Internet

77

132

1.71

$22.35

1.49* (1.21 - 1.84)

$15.00

7

0.09

$421.43

Free –to-read print

18

47

2.61

$63.44

3.25* (2.34 - 4.51)

$19.52

21

1.17

$141.98

Radio

53

53

1.00

$108.68

1.51* (1.13 - 2.03)

$71.97

8

0.15

$720.00

Paid–to-read print

6

19

3.17

$267.37

1.92* (1.21 - 3.07)

$139.26

2

0.33

$2540.00

Transit

69

74

1.07

$31.08

1.15 (0.89 - 1.48)

$27.03

18

0.26

$127.78

Postal

3

4

1.33

$112.87

1.57 (0.58 - 4.20)

$71.89

0

0.00

N/A

Mon-Thurs. vs. Fri

    

1.97* (1.61 - 2.41)

    

Sat-Sun vs. Fri

    

0.24* (0.17 - 0.33)

    

Low season vs. high season

    

0.59* (0.49 - 0.71)

    
  1. Low season is defined as July, August and December.
  2. Autocorrelation of 2 days is considered in the model. A model of 1,3, and 4 days was tested. The 2 day model was provided the best model fit.
  3. *p < 0.05.