1 Subjects: “...Data Interpretation, Statistical...”

2

3 “...% CI, 0.91 to 1.20]), though statistical heterogeneity was present (I2=52%), and one trial found...”

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5 “... in populations, settings, and outcomes, and substantial statistical heterogeneity. Statistical heterogeneity...”

6

7 “... resulted in a slight increase in the C statistic compared with traditional risk factor assessment alone...”

8 “... resulted in a slight increase in the C statistic compared with traditional risk factor assessment alone...”

9 “..., and estimates were imprecise. Limitations included restriction to English-language articles, statistical...”

10 “..., and estimates were imprecise. Limitations included restriction to English-language articles, statistical...”

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14 “... statistically significant effects were on mean improvement in pain at immediate-term followup (weighted mean...”

15 “... statistically significant effects were on mean improvement in pain at immediate-term followup (weighted mean...”

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