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Table 8 Overall population information for primary RCT abstracts (R1).

From: Are decision trees a feasible knowledge representation to guide extraction of critical information from randomized controlled trial reports?

  Number of abstracts
Abstracts reporting total subjects in study 280 (84%)
Abstracts reporting subjects assigned to each arm 122 (36%)
Abstracts reporting the number of drop outs 5 (1.5%)
No information about population 20 (6%)