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Table 2 Between group effect sizes (in %)

From: Using e-mail recruitment and an online questionnaire to establish effect size: A worked example

Baseline consent rate Research fellow Senior research fellow and above
  Mean % (SD) Median % (IQR) Mean % (SD) Median % (IQR)
90% 8.13
(2.59)
10
(5)
6.83
(3.46)
7.5
(5)
80% 12.5
(5.35)
10
(6.25)
9.85
(5.55)
10
(10)
70% 17.5
(8.12)
17.5
(11.25)
11.39
(5.57)
10
(4.375)
50% 28.08
(9.02)
25
(5)
13.45
(7.82)
10
(10)
30% 37.14
(16.95)
30
(15.08)
19.63
(13.50)
20
(20)