Table 3.
TN stage according to age groups—n (%).
| ≤35 (%) | 36–40 (%) | 41–45 (%) | 46–50(%) | Total (%) | |
|---|---|---|---|---|---|
| PT1* | 45 (57.7) | 88 (54.7) | 194 (63.0) | 294 (63.8) | 621 (61.6) |
| PT2 | 30 (38.5) | 63 (39.1) | 103 (33.4) | 147 (31.9) | 343 (34.0) |
| PT3 | 2 (2.6) | 10 (6.2) | 5 (1.6) | 12 (2.6) | 29 (2.9) |
| PT4 | 1 (1.3) | 0 (0.0) | 6 (2.0) | 8 (7.0) | 15 (1.5) |
| PN0** | 44 (57.9) | 84 (52.5) | 154 (51.9) | 269 (59.7) | 551 (54.4) |
| PN1–3 | 21 (27.6) | 38 (23.8) | 89 (29.1) | 126 (27.9) | 274 (27.8) |
| PN4–10 | 5 (6.6) | 25 (15.6) | 35 (11.8) | 35 (7.8) | 100 (10.2) |
| PN>10 | 6 (7.9) | 13 (8.1) | 19 (6.4) | 21 (4.7) | 59 (6.0) |
| Missing | 28 |
*χ 2 = 2.18; P = .13.
**χ 2 = 3.06; P = .08.