APPLICATION OF MATCHED PAIR PROCEDURES TO SITE-SPECIFIC DATA IN PERIODONTAL RESEARCH

被引:17
作者
DONNER, A [1 ]
ELIASZIW, M [1 ]
机构
[1] HARVARD UNIV, SCH PUBL HLTH, DEPT BIOSTAT, BOSTON, MA 02115 USA
关键词
INTRACLASS CORRELATION COEFFICIENT; SITES VERSUS SUBJECTS; PARAMETRIC STATISTICS;
D O I
10.1111/j.1600-051X.1991.tb00068.x
中图分类号
R78 [口腔科学];
学科分类号
1003 ;
摘要
Application of standard statistical procedures to site-specific data in periodontal research is invalid unless site-to-site dependencies are accounted for. In this paper, we present the adjustments required for valid application of matched pair procedures, including the paired t-test and McNemar's chi-2 test for correlated proportions. Examples are given involving data arising from: (1) the comparison of pre- and post-treatment clinical measurements; (ii) split-mouth protocols.
引用
收藏
页码:755 / 759
页数:5
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