Table 1 Socio-demographic and clinical characteristics of patients with advanced stage of CRC
| Â | AJCC Stage classification | Â | ||
|---|---|---|---|---|
Characteristics | Stage III (n = 115) | Stage IV (n = 45) | Total (n = 160) | P-value |
Age (Year,median, interquartile range) | 62 (54–71) | 62 (55–74) | 62 (54–72) | 0.301 |
Sex (%) | Â | Â | Â | 0.536 |
  Male | 56.5% | 51.1% | 55.0% |  |
  Female | 43.5% | 48.9% | 45.0% |  |
Education level (%) | Â | Â | Â | 0.939 |
  No formal school | 12.4% | 11.1% | 12.0% |  |
  Primary | 30.1% | 26.7% | 29.1% |  |
  Secondary | 43.4% | 48.9% | 44.9% |  |
  Tertiary | 14.2% | 13.3% | 13.9% |  |
Marital status (%) | Â | Â | Â | 0.942 |
  Married | 76.1% | 75.6% | 75.9% |  |
  Not married | 23.9% | 24.4% | 24.1% |  |
Currently working (%) | Â | Â | Â | 0.002a |
  Yes | 29.2% | 6.7% | 22.8% |  |
  No | 70.8% | 93.3% | 77.2% |  |
Income (%) | Â | Â | Â | 0.075 |
  ≤HKD$20,000 | 78.4% | 90.7% | 81.8% |  |
  >HKD$20,000 | 21.6% | 9.3% | 18.2% |  |
Smoking (%) | Â | Â | Â | 0.016a |
  Ever had | 17.7% | 35.6% | 22.8% |  |
  Never had | 82.3% | 64.4% | 77.2% |  |
Drinking (%) | Â | Â | Â | 0.247 |
  Ever had | 26.3% | 35.6% | 28.9% |  |
  Never had | 73.7% | 64.4% | 71.1% |  |
Primary tumour site (%) | Â | Â | Â | 0.191 |
  Colon | 53.0% | 64.4% | 56.3% |  |
  Rectum | 47.0% | 35.6% | 43.8% |  |
Active CRC treatment (%) | Â | Â | Â | <0.001a |
  No | 80.7% | 35.6% | 67.9% |  |
  Yes | 19.3% | 64.4% | 32.1% |  |
Stoma (%) | Â | Â | Â | 0.112 |
  Present | 10.5% | 20.0% | 13.2% |  |
  Absent | 89.5% | 80.0% | 86.8% |  |
Time since diagnosis (month,median, interquartile range) | 31 (13–59) | 23 (11–52) | 27 (12–58) | 0.165 |
Vital status (%) | Â | Â | Â | 0.093 |
  Alive | 93.0% | 84.4% | 90.6% |  |
  Death | 7.0% | 15.6% | 9.4% |  |
  Follow-up Month for Alive (median, interquartile range) | 23 (21–25) | 24 (23–26) | 23 (22–25) | 0.088 |
  Follow-up Month for Death (median, interquartile range) | 21 (18–24) | 24 (18–26) | 21 (18–25) | 0.336 |
  Follow-up Month for Total (median, interquartile range) | 23 (21–25) | 24 (22–26) | 23 (21–25) | 0.750 |
CRC recurrenceb (%) | Â | Â | Â | <0.001a |
  Yes | 10.2% | 37.9% | 16.1% |  |
  No | 89.8% | 62.1% | 83.9% |  |