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. 2018 Oct 26;155(3):502–509. doi: 10.1016/j.chest.2018.10.020

Table 2.

Agreement Between Clinical and Pathologic TNM Stage Data

TNM Stage	TNM Stage					Total
TNM Stage	pI	pII	pIIIa	pIIIb	pIV	Total
cI	177 (25.4%)	72 (10.3%)^a	44 (6.3%)^a	22 (3.2%)^a	3 (0.4%)^a	318 (45.6%)
cII	40 (5.7%)^b	67 (9.6%)	32 (4.6%)^a	16 (2.3%)^a	5 (0.7%)^a	160 (22.9%)
cIIIa	32 (4.6%)^b	28 (4.0%)^b	116 (16.6%)	30 (4.3%)^a	12 (1.7%)^a	218 (31.2%)
cIIIb	0^b	0^b	0^b	2 (0.3%)	0^a	2 (0.3%)
cIV	0^b	0^b	0^b	0^b	0	0
Total	249 (35.7%)	167 (23.9%)	192 (27.5%)	70 (10.0%)	20 (2.9%)	698 (100%)

^a

Clinically understaged.

^b

Clinically overstaged.