Table 3: Impact of negation from the experiments.

DatasetNegation (κ)RecallPrecisionF1 score

Obesity challengeTrue0.7330.9390.823
False0.8050.9250.861

Medication challengeTrue0.620.8350.712
False0.6360.8380.724

OPERAM medical conditionsTrue0.5940.2710.373
False0.5940.2710.373

OPERAM medicationsTrue0.7950.8160.805
False0.7950.8160.805