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. 2021 Jul 28;163(3):e432–e452. doi: 10.1097/j.pain.0000000000002422

Table 1.

Distribution of excitatory and inhibitory parvalbumin interneurons within K-means–derived clusters.

Cluster 1 Cluster 2 Total
Excitatory 33 1 34
Inhibitory 7 23 30
Total 40 24 64

Contingency table showing the count of excitatory and inhibitory PVINs within each of the 2 K-means–derived clusters (cluster 1 and cluster 2).