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1 The two groups were compared using chi 2 and two-sample t tests.
2 The data were analyzed by using chi 2 tests and Spearman correlation coefficients.
3 Comparisons among racial groups were done using chi square analysis and one-way analysis of variance.
4 Weighted prevalence estimates were calculated and compared by household poverty status using Chi square tests.
5 Differences in the type and context of activity by activity level were analyzed using Chi squared.
6 Bivariate analysis was performed using Chi square test.
7 Descriptive statistics were calculated and variables compared using chi ( 2 ) tests.
8 Distribution of qualitative variables was tested using chi ( 2 ) test.
9 Pain response and stent patency were correlated with main pancreatic duct caliber change using chi ( 2 ) analysis.
10 Univariate analysis was performed using Chi ( 2 ) test; while multivariate analysis was carried out using Cox proportional hazard model.
11 Severity and functional status of AF strokes were compared with non-AF strokes using chi 2 test and Student's t test.
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