Table 4. Staging of lung cancer in comparative studies for sublobar resection versus lobectomy.
| Author | Sublobar resection |
Lobectomy |
|||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Stage I | Stage IA | pT1a [<2 cm] | pT1b [2-3 cm] | Stage IB | >Stage I | Stage I | Stage IA | pT1a [< 2 cm] | pT1b [2-3 cm] | Stage IB | >Stage I | ||
| Read (5) | 113 [100] | NR | NR | NR | NR | 0 [0] | 131 [100] | NR | NR | NR | NR | 0 [0] | |
| Warren (6) | 66 [100] | 51 [77] | 38 [58] | 13 [20] | 15 [23] | 0 [0] | 103 [100] | 44 [42] | 34 [33] | 10 [10] | 59 [56] | 0 [0] | |
| Ginsberg (2) | 122 [100] | 122 [100] | NR | NR | NR | 0 [0] | 125 [100] | 125 [100] | NR | NR | NR | 0 [0] | |
| Kodama (7) | 46 [100] | 46 [100] | 46 [100] | 0 [0] | 0 [0] | 0 [0] | 77 [100] | 77 [100] | NR | NR | 0 [0] | 0 [0] | |
| Koike (8) | 74 [100] | 74 [100] | 74 [100] | 0 [0] | 0 [0] | 0 [0] | 159 [100] | 159 [100] | 159 [100] | 0 [0] | 0 [0] | 0 [0] | |
| Okada (9) | 273 [90] | 266 [87] | 305 [100] | 0 [0] | 7 [2] | 32 [10] | 227 [87] | 217 [83] | 262 [100] | 0 [0] | 10 [4] | 35 [13] | |
| Kodama (10) | 58 [100] | 58 [100] | 58 [100] | 0 [0] | 0 [0] | 0 [0] | 62 [78] | 62 [78] | 80 [100] | 0 [0] | NR | 18 [22] | |
| Sugi (11) | 40 [93] | 40 [93] | 40 [93] | 0 [0] | 0 [0] | 0 [0] | 80 [84] | 80 [84] | NR | NR | NR | 9 [9] | |
| Ichiki (12) | 35 [100] | 35 [100] | 35 [100] | 0 [0] | 0 [0] | 0 [0] | 99 [87] | 96 [84] | 114 [100] | 0 [0] | 3 [3] | 15 [13] | |
| Yamashita (13) | 90 [100] | 90 [100] | 76 [84] | 14 [16] | 0 [0] | 0 [0] | 124 [100] | 124 [100] | 72 [58] | 52 [42] | 0 [0] | 0 [0] | |
| Hamatake (14) | NS* | NS* | 66 [100] | 0 [0] | NR | NR | NS* | NS* | 77 [100] | 0 [0] | NR | NR | |
| Tsutani (15) | 97 [99] | 97 [99] | NR | NR | 0 [0] | 1 [1] | 339 [89] | 339 [89] | NR | NR | 0 [0] | 44 [11] | |
Data is presented as numbers with percentage of study population in brackets. *, 136 (95%) of the entire cohort (sublobar and lobectomy patients) were stage I & stage IA; NR, not reported; NS, not specified.