Baseline comparison of a randomized, controlled trial

S0021 [Source: Chan et al. (2007). BJOG 114:970-976.]

The following table shows the comparison of some baseline characteristics of patients in a randomized, controlled trial (RCT). The p-values were calculated from different statistical methods as noted by the asterisks

** by Chi-square test *** by Fisher's exact test

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Questions:

Q1. Identify those tests that were correctly performed.

Q2. Identify those tests that can be replaced by better methods.