| Barriers | Gender | P-value | Total | |
| Male n (%) | Female n (%) | |||
| Fear of pain | 79 (27.7) | 229 (42.6) | <0.001 | 308 (37.5) |
| Fear of getting new infections | 126 (43.8) | 261 (47.5) | 0.296 | 387 (46.2) |
| Fear of seeing blood | 66 (23.2) | 181 (33.5) | 0.002 | 247 (29.9) |
| Fear of anemia | 91 (31.6) | 183 (33.5) | 0.587 | 274 (32.8) |
| Family discourage | 86 (29.7) | 183 (33.4) | 0.270 | 269 (32.1) |
| No access to the blood bank | 87 (29.9) | 151 (27.7) | 0.520 | 238 (28.5) |
| Not enough time | 127 (43.3) | 248 (44.8) | 0.692 | 375 (44.3) |
| Medical issue | 96 (32.8) | 243 (43.9) | 0.002 | 339 (40.0) |