| . | Median survival (years) . | Five-year survival (%) . | P-valuea . |
|---|---|---|---|
| Sixth edition | |||
| T1 | NA | 73 (69, 78) | |
| T2 | 6.6 | 58 (54, 63) | <0.0001 |
| T3 | 2.6 | 24 (11, 51) | 0.0004 |
| T4 | 2.4 | 44 (26, 74) | 0.52 |
| N0 | 8.7 | 68 (65, 71) | |
| N1 | 4.0 | 43 (35, 53) | <0.0001 |
| N2 | 3.3 | 39 (22, 70) | 0.99 |
| IA | NA | 76 (72, 80) | |
| IB | 7.7 | 62 (57, 67) | <0.0001 |
| IIA | 4.0 | 47 (33, 68) | 0.054 |
| IIB | 3.6 | 40 (31, 52) | 0.39 |
| IIIA | 2.6 | 31 (16, 58) | 0.55 |
| IIIB | 2.4 | 44 (26, 74) | 0.61 |
| Seventh edition | |||
| T1 | NA | 74 (70, 78) | |
| T1a | NA | 75 (70, 80) | |
| T1b | 9.1 | 73 (67, 79) | 0.48 |
| T2 | 6.9 | 59 (54, 64) | |
| T2a | 6.9 | 61 (56, 66) | 0.0045 |
| T2b | 5.1 | 51 (41, 63) | 0.070 |
| T3 | 3.0 | 39 (26, 52) | 0.23 |
| T4 | 1.4 | 0.0041 | |
| IA | NA | 76 (72, 81) | |
| IB | 8.2 | 65 (59, 70) | 0.0002 |
| IIA | 4.4 | 48 (41, 57) | 0.0003 |
| IIB | 3.6 | 42 (32, 56) | 0.51 |
| IIIA | 1.8 | 30 (18, 49) | 0.12 |
| . | Median survival (years) . | Five-year survival (%) . | P-valuea . |
|---|---|---|---|
| Sixth edition | |||
| T1 | NA | 73 (69, 78) | |
| T2 | 6.6 | 58 (54, 63) | <0.0001 |
| T3 | 2.6 | 24 (11, 51) | 0.0004 |
| T4 | 2.4 | 44 (26, 74) | 0.52 |
| N0 | 8.7 | 68 (65, 71) | |
| N1 | 4.0 | 43 (35, 53) | <0.0001 |
| N2 | 3.3 | 39 (22, 70) | 0.99 |
| IA | NA | 76 (72, 80) | |
| IB | 7.7 | 62 (57, 67) | <0.0001 |
| IIA | 4.0 | 47 (33, 68) | 0.054 |
| IIB | 3.6 | 40 (31, 52) | 0.39 |
| IIIA | 2.6 | 31 (16, 58) | 0.55 |
| IIIB | 2.4 | 44 (26, 74) | 0.61 |
| Seventh edition | |||
| T1 | NA | 74 (70, 78) | |
| T1a | NA | 75 (70, 80) | |
| T1b | 9.1 | 73 (67, 79) | 0.48 |
| T2 | 6.9 | 59 (54, 64) | |
| T2a | 6.9 | 61 (56, 66) | 0.0045 |
| T2b | 5.1 | 51 (41, 63) | 0.070 |
| T3 | 3.0 | 39 (26, 52) | 0.23 |
| T4 | 1.4 | 0.0041 | |
| IA | NA | 76 (72, 81) | |
| IB | 8.2 | 65 (59, 70) | 0.0002 |
| IIA | 4.4 | 48 (41, 57) | 0.0003 |
| IIB | 3.6 | 42 (32, 56) | 0.51 |
| IIIA | 1.8 | 30 (18, 49) | 0.12 |
T1 vs T2, P-value <0.0001 for seventh edition; T2 vs T3, P-value = 0.0029 for seventh edition.
Five-year survival (%): 95% confidence interval.
aStage groups were consecutively compared (i.e. IA vs IB, IB vs IIA, etc.) using a log-rank test.
NA: Not Applicable.
| . | Median survival (years) . | Five-year survival (%) . | P-valuea . |
|---|---|---|---|
| Sixth edition | |||
| T1 | NA | 73 (69, 78) | |
| T2 | 6.6 | 58 (54, 63) | <0.0001 |
| T3 | 2.6 | 24 (11, 51) | 0.0004 |
| T4 | 2.4 | 44 (26, 74) | 0.52 |
| N0 | 8.7 | 68 (65, 71) | |
| N1 | 4.0 | 43 (35, 53) | <0.0001 |
| N2 | 3.3 | 39 (22, 70) | 0.99 |
| IA | NA | 76 (72, 80) | |
| IB | 7.7 | 62 (57, 67) | <0.0001 |
| IIA | 4.0 | 47 (33, 68) | 0.054 |
| IIB | 3.6 | 40 (31, 52) | 0.39 |
| IIIA | 2.6 | 31 (16, 58) | 0.55 |
| IIIB | 2.4 | 44 (26, 74) | 0.61 |
| Seventh edition | |||
| T1 | NA | 74 (70, 78) | |
| T1a | NA | 75 (70, 80) | |
| T1b | 9.1 | 73 (67, 79) | 0.48 |
| T2 | 6.9 | 59 (54, 64) | |
| T2a | 6.9 | 61 (56, 66) | 0.0045 |
| T2b | 5.1 | 51 (41, 63) | 0.070 |
| T3 | 3.0 | 39 (26, 52) | 0.23 |
| T4 | 1.4 | 0.0041 | |
| IA | NA | 76 (72, 81) | |
| IB | 8.2 | 65 (59, 70) | 0.0002 |
| IIA | 4.4 | 48 (41, 57) | 0.0003 |
| IIB | 3.6 | 42 (32, 56) | 0.51 |
| IIIA | 1.8 | 30 (18, 49) | 0.12 |
| . | Median survival (years) . | Five-year survival (%) . | P-valuea . |
|---|---|---|---|
| Sixth edition | |||
| T1 | NA | 73 (69, 78) | |
| T2 | 6.6 | 58 (54, 63) | <0.0001 |
| T3 | 2.6 | 24 (11, 51) | 0.0004 |
| T4 | 2.4 | 44 (26, 74) | 0.52 |
| N0 | 8.7 | 68 (65, 71) | |
| N1 | 4.0 | 43 (35, 53) | <0.0001 |
| N2 | 3.3 | 39 (22, 70) | 0.99 |
| IA | NA | 76 (72, 80) | |
| IB | 7.7 | 62 (57, 67) | <0.0001 |
| IIA | 4.0 | 47 (33, 68) | 0.054 |
| IIB | 3.6 | 40 (31, 52) | 0.39 |
| IIIA | 2.6 | 31 (16, 58) | 0.55 |
| IIIB | 2.4 | 44 (26, 74) | 0.61 |
| Seventh edition | |||
| T1 | NA | 74 (70, 78) | |
| T1a | NA | 75 (70, 80) | |
| T1b | 9.1 | 73 (67, 79) | 0.48 |
| T2 | 6.9 | 59 (54, 64) | |
| T2a | 6.9 | 61 (56, 66) | 0.0045 |
| T2b | 5.1 | 51 (41, 63) | 0.070 |
| T3 | 3.0 | 39 (26, 52) | 0.23 |
| T4 | 1.4 | 0.0041 | |
| IA | NA | 76 (72, 81) | |
| IB | 8.2 | 65 (59, 70) | 0.0002 |
| IIA | 4.4 | 48 (41, 57) | 0.0003 |
| IIB | 3.6 | 42 (32, 56) | 0.51 |
| IIIA | 1.8 | 30 (18, 49) | 0.12 |
T1 vs T2, P-value <0.0001 for seventh edition; T2 vs T3, P-value = 0.0029 for seventh edition.
Five-year survival (%): 95% confidence interval.
aStage groups were consecutively compared (i.e. IA vs IB, IB vs IIA, etc.) using a log-rank test.
NA: Not Applicable.
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