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Erratum for Pals et al., Am J Public Health 98 (8) 1418-1424.
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December 2008, Vol 98, No. 12 | American Journal of Public Health 2120
© 2008 American Public Health Association
DOI: 10.2105/AJPH.2007.127027e
ERRATUM
Because this article has no abstract, we have provided an extract of the first 100% of the full text and any section headings.

In: Pals SL, Murray DM, Alfano CM, Shadish WR, Hannan PJ, Baker WL. Individually randomized group treatment trials: a critical appraisal of frequently used design and analytic approaches. Am J Public Health. 2008;98:1418–1424. doi:10.2105/AJPH.2007/127027.

A table was printed incorrectly. On page 1419, TABLE 1—Formulas for the Variance of the Difference Between 2 Study Conditions: Pretest–Posttest GRT and IRGT Study Designs should be


View this table:



  		TABLE 1— Formulas for the Variance of the Difference Between 2 Study Conditions: Pretest–Posttest GRT and IRGT Study Designs

 
The results and conclusions are not affected by this correction.






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