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

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

	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%)

ISSN: 1472-6947