Table 4.
Changes in pathologic T‐stage with respect to clinical T‐stage between emphysema and normal lung groups
| Emphysema group (n = 60) | Normal lung group (n = 208) | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Stage | cT1a (n = 14) | cT1b (n = 20) | cT1c (n = 18) | cT2a (n = 7) | cT2b (n = 1) | Total | cT1a (n = 56) | cT1b (n = 70) | cT1c (n = 46) | cT2a (n = 30) | cT2b (n = 4) | cT3 (n = 2) | Total | P‐value |
| pT1a (n = 52) | 6 | 4 | 0 | 0 | 0 | 10 | 38 | 4 | 0 | 0 | 0 | 0 | 42 | |
| pT1b (n = 104) | 8 | 12 | 2 | 0 | 0 | 22 | 18 | 58 | 5 | 1 | 0 | 0 | 82 | |
| pT1c (n = 72) | 0 | 4 | 13 | 0 | 0 | 17 | 0 | 8 | 39 | 8 | 0 | 0 | 55 | |
| pT2a (n = 34) | 0 | 0 | 3 | 6 | 1 | 10 | 0 | 0 | 1 | 21 | 1 | 1 | 24 | |
| pT2b (n = 6) | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 1 | 0 | 3 | 1 | 5 | |
| Concordant | 37/60 (61.7%) | 159/208 (76.4%) | 0.031 | |||||||||||
| Discordant | 23/60 (38.3%) | 49/208 (23.6%) | ||||||||||||