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Table 3 Time associated with recruiting 100 participants through stop smoking services

From: Lessons learned from recruiting socioeconomically disadvantaged smokers into a pilot randomized controlled trial to explore the role of Exercise Assisted Reduction then Stop (EARS) smoking

 

Denominator

To recruit 100 (letter only - 6.8% response)

To recruit 100 (letter plus follow-up telephone calls - 11.1% response)

Activity

Number

Time (minutes)

Number

Time (minutes)

Number

Time (minutes)

Database searching

Per practice/location

60

Per practice

60

Per practice

60

Initial screening

To produce 200 eligible

60

1,471

441

901

270

Mailing invitations

200

240

1,471

1,765

901

1,081

GP screening of responses

1

2

100

200

100

200

Associated researcher time

1

24*

100

2,400

100

7,547

157**

  1. *Letter only. **Letter plus follow-up telephone call. GP: General practitioner.