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Table 1 Wave-length characteristics of four differing sample restrictions based on seed productivity

From: Does size really matter? A sensitivity analysis of number of seeds in a respondent-driven sampling study of gay, bisexual and other men who have sex with men in Vancouver, Canada

 

Overall (n = 719)

>0 Wave (n = 669)

>1 Wave (n = 594)

>2 Waves (n = 537)

Seedsa n(% of sample remaining)

119 (16.6%)

69 (10.3%)

37 (6.2%)

25 (4.7%)

Wave length mean (median)

1.75 (1.00)

3.01 (2.00)

4.76 (3.00)

6.08 (5.00)

Wave length range

0–16

1–16

2–16

3–16

  1. aNumber of seeds corresponds with number of chains