TABLE 2.
Factors associated with adherence to colonoscopy among all positive participants
| Adherence to colonoscopy, n (%) | Univariate | Multivariable | |||
|---|---|---|---|---|---|
| OR (95% CI) | p | OR (95% CI) | p | ||
| Gender | |||||
| Female | 351 (47.5) | 1 | 1 | ||
| Male | 221 (46.0) | 0.94 (0.75, 1.19) | 0.619 | 0.88 (0.69, 1.12) | 0.286 |
| Age | |||||
| ≤60 years | 308 (49.1) | 1 | 1 | ||
| >60 years | 264 (44.6) | 0.84 (0.67, 1.04) | 0.114 | 0.83 (0.66, 1.05) | 0.126 |
| Marital status | |||||
| Single/divorced/bereft spouse | 61 (36.8) | 1 | 1 | ||
| Married | 511 (48.5) | 1.62 (1.16, 2.28) | 0.005 | 1.58 (1.12, 2.25) | 0.010 |
| Education level | |||||
| Primary school or below | 39 (36.1) | 1 | ns | ||
| Middle school | 379 (47.3) | 1.59 (1.05, 2.41) | 0.029 | ||
| College or above | 154 (49.7) | 1.75 (1.11, 2.74) | 0.016 | ||
| Smoking | |||||
| Never | 232 (47.6) | 1 | – | ||
| Former/current smoker | 47 (51.1) | 1.15 (0.74, 1.79) | 0.543 | ||
| Alcohol drinking | |||||
| No | 263 (48.0) | 1 | – | ||
| Yes | 16 (51.6) | 1.56 (0.56, 2.39) | 0.694 | ||
| History of night work | |||||
| No | 235 (49.7) | 1 | – | ||
| Yes | 39 (43.3) | 0.77 (0.49, 1.22) | 0.270 | ||
| Sedentary more than half the time at work | |||||
| No | 105 (47.7) | 1 | – | ||
| Yes | 168 (48.8) | 1.05 (0.75, 1.47) | 0.797 | ||
| History of diabetes | |||||
| No | 244 (49.2) | 1 | ns | ||
| Yes | 26 (37.1) | 0.65 (0.40, 1.07) | 0.093 | ||
| Overweight or obesity | |||||
| No | 202 (50.5) | 1 | – | ||
| Yes | 72 (43.4) | 0.75 (0.52, 1.08) | 0.123 | ||
| Risk factors | |||||
| First‐degree relatives with CRC | |||||
| No | 459 (48.3) | 1 | ns | ||
| Yes | 113 (42.0) | 0.78 (0.59, 1.02) | 0.068 | ||
| History of cancer | |||||
| No | 543 (48.5) | 1 | 1 | ||
| Yes | 29 (29.0) | 0.43 (0.28, 0.68) | <0.001 | 0.50 (0.31, 0.79) | 0.003 |
| History of polypus | |||||
| No | 468 (46.0) | 1 | – | ||
| Yes | 104 (51.5) | 1.25 (0.92, 1.68) | 0.155 | ||
| Chronic constipation | |||||
| No | 425 (47.1) | 1 | – | ||
| Yes | 147 (46.5) | 0.98 (0.76, 1.27) | 0.867 | ||
| Chronic diarrhea | |||||
| No | 435 (45.7) | 1 | 1 | ||
| Yes | 137 (51.5) | 1.27 (0.96, 1.66) | 0.091 | 1.34 (1.00, 1.78) | 0.047 |
| Hematochezia | |||||
| No | 424 (45.5) | 1 | ns | ||
| Yes | 148 (51.6) | 1.28 (0.98, 1.66) | 0.072 | ||
| Chronic appendicitis/appendectomy | |||||
| No | 511 (47.1) | 1 | – | ||
| Yes | 61 (45.5) | 0.94 (0.66, 1.35) | 0.731 | ||
| Chronic cholecystitis/gallbladder resection | |||||
| No | 528 (47.4) | 1 | – | ||
| Yes | 44 (41.9) | 0.80 (0.53, 1.20) | 0.282 | ||
| Negative life events | |||||
| No | 504 (47.1) | 1 | – | ||
| Yes | 68 (45.6) | 0.94 (0.67, 1.33) | 0.738 | ||
| Preliminary screening results | |||||
| HRFQ+ and FIT− | 345 (42.6) | 1 | 1 | ||
| HRFQ− and FIT+ | 177 (54.5) | 1.61 (1.24, 2.09) | <0.001 | 1.60 (1.21, 2.10) | <0.001 |
| HRFQ+ and FIT+ | 50 (59.5) | 1.98 (1.26, 3.13) | 0.003 | 2.12 (1.33, 3.78) | 0.002 |
Bold values indicated the value had statistical significance.
Abbreviations: –, not applicable; 95% CI: 95% confidence interval; BMI, body mass index; CRC, colorectal cancer; FIT, fecal immunological test; HRFQ, high‐risk factor questionnaire; ns, nonsignificant; OR, odds ratio.