Table 5.
Differences in PPV distribution of mSDC2 on colorectal tumours based on gender and age.
| Parameters | Total number of positive SDC2 | CRC | AA | AD | CRC + AA | CRN | χ² | P |
|---|---|---|---|---|---|---|---|---|
| n (PPV%) | n (PPV%) | n (PPV%) | n (PPV%) | n (PPV%) | ||||
| Total PPV | 798 | 220 (28.03) | 92 (11.72) | 106 (13.50) | 312 (39.75) | 418 (53.25) | ||
| Gender | ||||||||
| Male | 457 | 140 (30.63) | 59 (12.9) | 68 (14.88) | 199 (43.54) | 257 (56.24) | 197.485 | <0.001 |
| Female | 341 | 80 (23.46) | 33 (9.68) | 38 (11.14) | 113 (33.14) | 151 (44.28) | 123.299 | <0.001 |
| Age range | ||||||||
| <20 | 1 | 0 | 0 | 0 | 0 | 0 | – | – |
| 20–29 | 12 | 1 (8.30) | 1 (8.30) | 0 | 2 (16.67) | 2 (16.67) | 2.431 | 0.85 |
| 30–39 | 81 | 8 (9.90) | 3 (3.70) | 7 (8.60) | 11 (13.58) | 18 (22.22) | 15.213 | 0.002 |
| 40–49 | 134 | 21 (15.67) | 14 (10.45) | 11 (8.21) | 35 (26.12) | 46 (34.33) | 52.183 | <0.001 |
| 50–59 | 238 | 41 (17.23) | 43 (18.07) | 37 (15.55) | 84 (35.29) | 121 (50.84) | 78.758 | <0.001 |
| 60–69 | 176 | 58 (32.95) | 21 (11.93) | 35 (19.89) | 79 (44.89) | 114 (64.77) | 54.15 | <0.001 |
| 70–79 | 115 | 59 (51.30) | 9 (7.83) | 15 (13.04) | 68 (59.13) | 83 (72.17) | 44.856 | <0.001 |
| ≥80 | 41 | 32 (78.05) | 1 (2.44) | 1 (2.44) | 33 (80.49) | 34 (82.93) | 14.392 | <0.001 |