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Table 6 Distribution of sentences describing interventions and comparisons with respect to the classes of pre-defined subheadings in primary RCT structured abstracts (R1).

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

Heading Class Number of Intervention Sentences
Method 197 (78%)
Intervention 19 (7.5%)
Aim 14 (5.5%)
Method and Results 12 (4.7%)
Design 8 (3.1%)
Results 2 (0.1%)
Background 1 (<0.1%)
Setting 1(<0.1%)