Table1 Participants’ characteristics and their association with willingness to donate dental biospecimens
Variables | Frequency (%) | Willingness Score | P value | |
|---|---|---|---|---|
0–2 n (%) | 3–4 n (%) | |||
Total | 401 | 144 | 257 | Â |
Age of the participant | ||||
  < 30 | 157 (39.15%) | 59 (40.97%) | 98 (38.13%) |  |
 30–50 | 208 (51.87%) | 70 (48.61%) | 138 (53.70%) | 0.5445 |
  > 50 | 36 (8.98%) | 15 (10.42%) | 21 (8.17%) |  |
Gender of the participant | ||||
 Male | 161 (40.15%) | 69 (47.92%) | 92 (35.80%) | 0.0196* |
 Female | 240 (59.85%) | 75 (52.08%) | 165 (64.20%) |  |
Nationality of the participant | ||||
 Saudi | 397 (99.00%) | 142 (98.61%) | 255 (99.22%) | 0.6206 |
 Non-Saudi | 4 (1.00%) | 2 (1.39%) | 2 (0.78%) |  |
Marital status of the participant | ||||
 Married | 266 (66.33%) | 94 (65.28%) | 172 (66.93%) |  |
 Single | 117 (29.18%) | 44 (30.56%) | 73 (28.40%) | 0.8962 |
 Widowed/divorced | 18 (4.49%) | 6 (4.17%) | 12 (4.67%) |  |
Education level completed by the participant | ||||
 High school or less | 186 (46.38%) | 82 (56.94%) | 104 (40.47%) |  |
 Undergraduate | 194 (48.38%) | 56 (38.89%) | 138 (53.70%) | 0.0065* |
 Graduate or more | 21 (5.24%) | 6 (4.17%) | 15 (5.84%) |  |
Current employment status of the participant | ||||
 Employed | 163 (40.65%) | 55 (38.19%) | 108 (42.02%) |  |
 Unemployed | 118 (29.43%) | 45 (31.25%) | 73 (28.40%) |  |
 Student | 64 (15.96%) | 23 (15) | 41 (15.95%) | 0.4315 |
 Retired | 21 (5.24%) | 11 (7.64) | 10 (3.89%) |  |
 Home duties | 35 (8.73%) | 10 (6.94%) | 25 (9.73%) |  |
Type of employment of the participant | ||||
 Medical | 42 (10.47%) | 9 (6.25%) | 33 (12.84%) | 0.0418* |
 Non-medical | 359 (89.53%) | 135 (93.75%) | 224 (87.16%) |  |
Monthly income of the participant | ||||
  < 5000SAR | 106 (26.43%) | 49 (34.03%) | 57 (22.18%) |  |
 5000–10,000SAR | 167 (41.65%) | 60 (41.67%) | 107 (41.63%) | 0.0111* |
  > 10,000SAR | 128 (31.92%) | 35 (24.31%) | 93 (36.19%) |  |
Children of the participant | ||||
 Yes | 262 (65.34%) | 96 (66.67%) | 166 (64.59%) | 0.7430 |
 No | 139 (34.66%) | 48 (33.33%) | 91 (35.41%) |  |
Chronic diseases of the participant | ||||
 Yes | 83 (20.70%) | 35 (24.31%) | 48 (18.68%) | 0.1997 |
 No | 318 (79.30%) | 109 (75.69%) | 209 (81.32%) |  |
Previous hospitalization of the participant | ||||
 Yes | 183 (45.64%) | 64 (44.44%) | 119 (46.30%) | 0.7544 |
 No | 218 (54.36%) | 80 (55.56%) | 138 (53.70%) |  |
Previous blood testing and/or donation by the participant | ||||
 Yes | 262 (65.34%) | 82 (56.94%) | 180 (70.04%) |  |
 No | 139 (34.66%) | 62 (43.06%) | 77 (29.96%) | 0.0089* |
Previous tissue (organ) testing and/or donation by the participant | ||||
 Yes | 20 (4.99%) | 3(2.08%) | 17(6.61%) |  |
 No | 381(95.01%) | 141(97.92%) | 240(93.39%) | 0.0551 |
Previous Involvement in medical research of the participant | ||||
 Yes | 57 (14.21%) | 9 (6.25%) | 48 (18.68%) |  |
 No | 344 (85.79%) | 135 (93.75%) | 209 (81.32%) | 0.0005* |