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Table 2 Sample size calculation

From: Preformed pediatric zirconia crown versus preformed pediatric metal crown: study protocol for a randomized clinical trial

Rate

Teeth

Total required

80

274

548

85

218

438

90

154

308

95

81

162

97

49

98

  1. Note: Rate of the outcome for the study groups, power = 90%, alpha = 5%, equivalence margin = 10%
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Trials

ISSN: 1745-6215