Table 1 Selection of the ATC and MeSH classes suitable for the instance-based alignment
From: A framework for assessing the consistency of drug classes across sources
| Â | ATC | MeSH |
|---|---|---|
Candidate drugs in terminology | 2,730 | 4,153 |
Corresponding drug entities in RxNorm (IN, PIN) | 2,239 | 5,274 |
Drug entities after normalization of PINs to INs | 2,215 | 4,112 |
Restriction to clinically-significant ingredients | 1,706 | 2,339 |
Restriction to clinically-significant ingredients present in both terminologies | 1,685 | 1,685 |