Table 3 Contributing factors for intent to spontaneously report on adverse drug reactions (n = 1000)
Characteristics | Intent to spontaneously report ADRs, n (%) | Crude OR (95% CI) | aOR (95% CI)a | |
|---|---|---|---|---|
No (n = 408) | Yes (n = 592) | |||
Demographic and clinical characteristics | ||||
 Sex | ||||
 Male | 200 | 309 | 1.136 (0.882–1.462) | 1.477 (1.104–1.976)** |
 Female | 208 | 283 | 1.0 | 1.0 |
 Age group | ||||
 Under 40 years | 157 | 223 | 1.0 | 1.0 |
 40–65 years | 212 | 320 | 1.063 (0.813–1.389) | 1.065 (0.774–1.466) |
 Over 65 years | 39 | 49 | 0.885 (0.554–1.412) | 1.012 (0.582–1.760) |
 Residential area, n (%) | ||||
 Metropolitan area | 184 | 266 | 0.993 (0.771–1.28) | 0.938 (0.703–1.251) |
 Rural area | 224 | 326 | 1.0 | 1.0 |
 Level of education | ||||
 Low (less than high school graduate) | 132 | 123 | 1.0 | 1.0 |
 High (more than university attendee) | 276 | 469 | 1.824 (1.368–2.430)*** | 1.376 (0.980–1.932) |
 Average monthly incomeb | ||||
 Low | 220 | 246 | 1.0 | 1.0 |
 High | 188 | 346 | 1.646 (1.276–2.122)*** | 1.427 (1.074–1.896)* |
 Continuous medication | ||||
 No | 177 | 238 | 1.0 | 1.0 |
 Yes | 231 | 354 | 1.330 (0.976–1.812) | 0.947 (0.651–1.378) |
 Recent medication within one year | ||||
 No | 71 | 63 | 1.0 | 1.0 |
 Yes | 337 | 529 | 1.769 (1.227–2.550)** | 1.439 (0.927–2.235) |
 Have HCPs as family members or relatives | ||||
 No | 389 | 558 | 1.0 | 1.0 |
 Yes | 19 | 34 | 1.280 (0.956–1.715) | 0.899 (0.641–1.262) |
 Number of experiences related to ADRs | ||||
 ≤ 3 items | 276 | 291 | 1.0 | 1.0 |
 4–5 items | 132 | 301 | 2.163 (1.663–2.812)*** | 1.778 (1.327–2.381)*** |
Knowledge and attitude variables | ||||
 Amount of accurate knowledge on ADRs | ||||
 ≤ 4 items | 244 | 282 | 1.0 | 1.0 |
 5 items | 164 | 310 | 1.636 (1.267–2.111)*** | 1.304 (0.968–1.755) |
 Awareness of SR system | ||||
 No | 372 | 484 | 1.0 | 1.0 |
 Yes | 36 | 108 | 2.306 (1.545–3.442)*** | 1.348 (0.811–2.240) |
 Awareness of relief scheme for ADRs | ||||
 No | 386 | 510 | 1.0 | 1.0 |
 Yes | 22 | 82 | 2.821 (1.73–4.599)*** | 2.102 (1.233–3.584)** |
 Self-efficacy of SR | ||||
 0–1 item | 247 | 231 | 1.0 | 1.0 |
 2 items | 161 | 361 | 2.397 (1.852–3.104)*** | 1.956 (1.467–2.609)*** |
 Number of positive attitude items on expectations of SR | ||||
 ≤ 2 items | 231 | 185 | 1.0 | 1.0 |
 3 items | 177 | 407 | 2.871 (2.210–3.730)*** | 2.027 (1.521–2.703)*** |
 Positive attitude on necessity and duty for SR | ||||
 No | 188 | 92 | 1.0 | 1.0 |
 Yes | 220 | 500 | 4.644 (3.456–6.240)*** | 3.972 (2.896–5.449)*** |
 Concerns on the barriers related to the detection of ADRs | ||||
 ≤ 2 items | 181 | 318 | 0.687 (0.533–0.885)** | 0.978 (0.720–1.330) |
 3 items | 227 | 274 | 1.0 | 1.0 |
 Concerns on the barriers derived from personal thoughts on the SR system | ||||
 ≤ 3 items | 182 | 291 | 0.833(0.647–1.073) | 1.076 (0.797–1.454) |
 4–5 items | 226 | 301 | 1.0 | 1.0 |