Table 5.

Indicators of 6 theme communities in tyrosine kinase inhibitor (TKI) research.

Community	Number of nodes	Number of lines	Total frequency	Average degree	Density
C1: Non-small–cell lung cancer	64	817	7106	61.8438	0.3989
C2: Targeted therapy	97	1386	4621	54.9588	0.2946
C3: Chronic myeloid leukemia	46	297	2332	36.3696	0.2807
C4: HER2	38	203	1226	44.1579	0.2812
C5: Pharmacokinetics	37	161	1230	35.8649	0.2352
C6: ALK	14	59	605	50.6429	0.6020