Mean (SD) of age at diagnosis, for all Surveillance, Epidemiology and End Results (SEER) participants, by stage and other clinical characteristics
| All patients | Stage IA | Stage IB | Stage IIA | Stage IIB | Stage III | Stage IV | |
|---|---|---|---|---|---|---|---|
| Race—mean (SD) | |||||||
| Black | 62.7 (11) | 61.2 (10) | 58.9 (11.3) | 63.8 (10.5) | 61.8 (10.5) | 64.5 (11.3) | 63.4 (11.4) |
| Other | 65.6 (12) | 60.3 (11.5) | 65.1 (11.4) | 64.8 (11.7) | 65.7 (11.6) | 67.4 (12.1) | 66 (12.7) |
| White | 66.4 (11.2) | 65.5 (11) | 65.7 (11.9) | 67.7 (10.4) | 66.1 (10.8) | 66.2 (11.5) | 66.6 (12) |
| Sex—mean (SD) | |||||||
| Female | 66.8 (11.5) | 64.7 (11.7) | 63.9 (12.7) | 67.4 (10.7) | 66.7 (10.9) | 67.1 (11.9) | 67.3 (12.3) |
| Male | 65.2 (11) | 64.8 (10.5) | 65.9 (11) | 66.8 (10.6) | 64.7 (10.8) | 65.1 (11) | 65.1 (11.6) |
| Location—mean (SD) | |||||||
| Body | 66.2 (11.5) | 63.6 (11.1) | 65.4 (12.4) | 67.8 (10) | 65.2 (11.5) | 66.2 (11.5) | 66.7 (11.6) |
| Head | 66 (11.1) | 65.2 (11.2) | 65.5 (11.1) | 67.1 (10.4) | 65.7 (10.8) | 66 (11.4) | 66.2 (11.9) |
| Tail | 65.5 (12.2) | 64.3 (10.9) | 63.1 (13.4) | 66.8 (11.9) | 65.8 (11.2) | 67.1 (12.8) | 65.5 (12.5) |
| Grade—mean (SD) | |||||||
| G1 | 63.9 (12.4) | 62.5 (11.3) | 61.7 (12.8) | 65.9 (11.4) | 63.7 (12.1) | 66 (11.6) | 63.5 (13.7) |
| G2 | 66.3 (10.9) | 66.9 (10.3) | 65.3 (11.7) | 67.3 (10.3) | 65.9 (10.6) | 66.1 (11.4) | 66.6 (11.7) |
| G3 | 66.4 (11.2) | 66.2 (11.4) | 67.7 (10.7) | 67.4 (10.6) | 66 (10.8) | 66.1 (11.6) | 66.4 (11.7) |
| G4 | 65.3 (11.5) | 55.6 (9.9) | 64.9 (10.6) | 66.3 (12.5) | 64.5 (11) | 66.3 (11.8) | 65.8 (11.5) |
| Size (cm)—mean (SD) | |||||||
| <2 | 65.6 (11.2) | 64.8 (11.1) | (NA) | 66.8 (11.1) | 65 (11) | 66.4 (11.6) | 67.3 (11.8) |
| 2–4 | 66.2 (11.1) | (NA) | 65.4 (11.2) | 67.5 (10.2) | 66 (10.9) | 66.1 (11.3) | 66.1 (12) |
| >4 | 65.7 (11.6) | (NA) | 63.4 (13.4) | 66.3 (11.2) | 65.3 (10.7) | 66 (11.8) | 65.9 (12) |
| T Stage—mean (SD) | |||||||
| T1 | 65.1 (11.4) | 64.8 (11.1) | (NA) | (NA) | 64.3 (11.8) | (NA) | 67.5 (11.7) |
| T2 | 65.9 (11.9) | (NA) | 64.9 (12) | (NA) | 64.9 (11.4) | (NA) | 67.1 (12.1) |
| T3 | 66.1 (11) | (NA) | (NA) | 67.1 (10.6) | 65.8 (10.8) | (NA) | 65.6 (12.2) |
| T4 | 65.9 (11.5) | (NA) | (NA) | (NA) | (NA) | 66.1 (11.5) | 65.6 (11.6) |
| N Stage—mean (SD) | |||||||
| N0 | 66.6 (11.4) | 64.8 (11.1) | 64.9 (12) | 67.1 (10.6) | (NA) | 66.8 (11.7) | 67.3 (11.8) |
| N1 | 65.4 (11.2) | (NA) | (NA) | (NA) | 65.7 (10.9) | 65.1 (11.3) | 64.7 (12.1) |