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Table 1 Timeline for invitation letter and follow-up postcards

From: Assessing the effectiveness of a LGBT cultural competency training for oncologists: study protocol for a randomized pragmatic trial

 

Invitation letter by FedEx envelope (wave 1)

Follow-up postcard 1 (wave 2)

Follow-up postcard 2 (wave 3)

Email1

Batch 1

Group 1 (N = 495)

2/8/2021

2/12/2021

2/26/2021

3/26/20211

Group 2 (N = 495)

2/15/2021

2/19/2021

3/5/2021

Group 3 (N = 495)

2/22/2021

2/26/2021

3/12/2021

Group 4 (N = 522)

3/1/2021

3/5/2021

3/19/2021

Group 5 (N = 132)

3/15/2021

3/19/2021

4/2/2021

Batch 2

Group 6 (N = 709)

4/19/2021

4/27/2021

5/7/2021

5/21/20211

Group 7 (N = 709)

4/26/2021

4/30/2021

5/14/2021

Group 8 (N = 709)

5/3/2021

5/7/2021

5/21/2021

Group 9 (N = 722)

5/10/2021

5/14/2021

5/28/2021

  1. Emails were available on 2471 of the 5000 oncologists and were sent out on two separate dates for each batch of participants