Table 3.

Magnitude of effect sizes

	All	Stat. siga
Mean Difference	n (%)	n (%)
Trivial: 0–3 points	59 (66 %)	6 (19 %)
Small: 3 to 7 points	27 (30 %)	22 (69 %)
Medium: 10 to 15 points	2 (2 %)	2 (6 %)
Large: >15 points	2 (2 %)	2 (6 %)
Total	90	32
Odds ratio
0.95 – 1.05 or 1.0 – 1.05	35 (39 %)	0
0.90 – 0.95 or 1.05 – 1.10	33 (37 %)	7 (33 %)
0.80 – 0.90 or 1.10 – 1.20	19 (21 %)	11 (52 %)
<0.80 or > 1.20	3 (3 %)	3 (14 %)
Total	90	31

^aMDs or ORs statistically significant at the 5 % level