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

Table 9 Distribution population information with respect to the classes of pre-defined subheadings in structured abstracts.

	Total number of instances of population values
Method	195
Intervention	3
Aim	3
Method and Results	22
Design	16
Results	82
Patients	15

ISSN: 1472-6947