Table 1.
Baseline characteristics of the study population
| Variable | Vaccinated (n= 172) | Non-vaccinated (n= 724) | All (n= 896) | |||
|---|---|---|---|---|---|---|
| n | % | n | % | n | % | |
| Age | ||||||
| 18- 30 | 1 | 0.58 | 23 | 3.18 | 24 | 2.68 |
| 31- 40 | 9 | 5.23 | 62 | 8.56 | 71 | 7.92 |
| 41- 50 | 15 | 8.72 | 96 | 13.26 | 111 | 12.39 |
| 51- 60 | 37 | 21.51 | 182 | 25.14 | 219 | 24.44 |
| 61- 70 | 38 | 22.09 | 201 | 27.76 | 239 | 26.67 |
| >70 | 72 | 41.86 | 160 | 22.10 | 232 | 25.89 |
| Sex | ||||||
| Female | 108 | 62.79 | 422 | 58.29 | 530 | 59.15 |
| Male | 64 | 37.21 | 302 | 41.71 | 366 | 40.85 |
| Residence | ||||||
| Rural | 11 | 6.40 | 45 | 6.22 | 56 | 6.25 |
| Urban | 161 | 93.60 | 679 | 93.78 | 840 | 93.75 |
| Socio-economic status | ||||||
| Low | 70 | 40.70 | 364 | 50.28 | 434 | 48.44 |
| Medium | 76 | 44.19 | 255 | 35.22 | 331 | 36.94 |
| High | 10 | 5.81 | 26 | 3.59 | 36 | 4.02 |
| Not reported | 16 | 9.30 | 79 | 10.91 | 95 | 10.60 |
| Health regime* | ||||||
| Subsidized | 26 | 15.12 | 185 | 25.55 | 211 | 23.55 |
| Contributory | 146 | 84.88 | 539 | 74.45 | 685 | 76.45 |
| TNM | ||||||
| I | 24 | 13.95 | 82 | 11.33 | 106 | 11.83 |
| II | 40 | 23.26 | 129 | 17.82 | 169 | 18.86 |
| III | 58 | 33.72 | 220 | 30.39 | 278 | 31.03 |
| IV | 40 | 23.26 | 241 | 33.29 | 281 | 31.36 |
| Not classified | 10 | 5.81 | 45 | 6.22 | 55 | 6.14 |
| Not reported | 0 | 0.00 | 7 | 0.97 | 7 | 0.78 |
| ECOG | ||||||
| 0 | 64 | 37.21 | 165 | 22.79 | 229 | 25.56 |
| 1 | 93 | 54.07 | 365 | 50.41 | 458 | 51.12 |
| 2 | 9 | 5.23 | 122 | 16.85 | 131 | 14.62 |
| 3 | 6 | 3.49 | 55 | 7.60 | 61 | 6.81 |
| 4 | 0 | 0.00 | 17 | 2.35 | 17 | 1.90 |
| Type of malignancy | ||||||
| Breast | 68 | 39.53 | 153 | 21.13 | 221 | 24.67 |
| Colon-rectum | 14 | 8.14 | 107 | 14.78 | 121 | 13.50 |
| Prostate | 22 | 12.79 | 65 | 8.98 | 87 | 9.71 |
| Gastric | 11 | 6.40 | 53 | 7.32 | 64 | 7.14 |
| Lung | 9 | 5.23 | 36 | 4.97 | 45 | 5.02 |
| Ovary | 7 | 4.07 | 30 | 4.14 | 37 | 4.13 |
| Other | 41 | 23.84 | 280 | 38.67 | 321 | 35.83 |
| Other features | ||||||
| Obesity | 18 | 10.47 | 54 | 7.46 | 72 | 8.04 |
| Diabetes | 32 | 18.60 | 98 | 13.54 | 130 | 14.51 |
| Smoking | 5 | 2.91 | 17 | 2.35 | 22 | 2.46 |
| Comorbidities>2 | 21 | 12.21 | 74 | 10.22 | 95 | 10.60 |
| Progression | 12 | 6.98 | 79 | 10.91 | 91 | 10.16 |
| Chemotherapy | 39 | 22.67 | 163 | 22.51 | 202 | 22.54 |
| Not reported | 45 | 26.16 | 239 | 33.01 | 284 | 31.70 |
* In Colombia, the health system has two regimens, the contributory one for people with economic resources to pay and the subsidized one which lower socio-economic level population belongs.