Table 2.
Association between health services use, health related factors and PSA testing in 2012–2014 for men in the NSW 45 and Up Study (n = 62,765).
| Exposure | PSA testing PSA Screening test | Minimal adjustment1 | Full adjustment2 | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| n (col %) | Yes (row %) | No (row %) | OR3 | 95% CI3 | p-value | OR | 95% CI3 | p-value | |||
| GP 3 visits frequency | |||||||||||
| 0–2 | 5937 (9.5) | 856 (14.4) | 5081 (85.6) | 0.21 | 0.20 | 0.23 | <0.0001 | 0.22 | 0.20 | 0.23 | <0.0001 |
| 3–9 | 14650 (23.3) | 7022 (47.9) | 7628 (52.1) | 1.00 | 1.00 | ||||||
| 10–16 | 14915 (23.8) | 8610 (57.7) | 6305 (42.3) | 1.49 | 1.43 | 1.57 | 1.51 | 1.44 | 1.59 | ||
| 17–26 | 13075 (20.8) | 7852 (60.1) | 5223 (39.9) | 1.77 | 1.68 | 1.86 | 1.83 | 1.74 | 1.93 | ||
| 27+ | 14188 (22.6) | 8156 (57.5) | 6032 (42.5) | 1.84 | 1.75 | 1.94 | 2.00 | 1.90 | 2.11 | ||
| Supplementation or medication use | |||||||||||
| 0 | 12015 (19.1) | 5816 (48.4) | 6199 (51.6) | 1.00 | <0.0001 | 1.00 | <0.0001 | ||||
| 1 | 12191 (19.4) | 6366 (52.2) | 5825 (47.8) | 1.21 | 1.15 | 1.27 | 1.22 | 1.16 | 1.28 | ||
| 2 | 11637 (18.5) | 6249 (53.7) | 5388 (46.3) | 1.31 | 1.24 | 1.38 | 1.32 | 1.25 | 1.39 | ||
| 3 and over | 22314 (35.6) | 11744 (52.6) | 10570 (47.4) | 1.35 | 1.29 | 1.41 | 1.38 | 1.31 | 1.44 | ||
| Yes but unknown | 4608 (7.3) | 2321 (50.4) | 2287 (49.6) | 1.13 | 1.05 | 1.21 | 1.15 | 1.07 | 1.23 | ||
| Bowel screening (FOBT)3 | |||||||||||
| No | 45213 (72.0) | 22359 (49.5) | 22854 (50.5) | 1.00 | <0.0001 | 1.00 | <0.0001 | ||||
| Yes | 17552 (28.0) | 10137 (57.8) | 7415 (42.2) | 1.33 | 1.28 | 1.38 | 1.32 | 1.27 | 1.37 | ||
| Non-prostate medical conditions | |||||||||||
| 0 medical condition (None of these) | 13689 (21.8) | 6897 (50.4) | 6792 (49.6) | 1.00 | <0.0001 | 1.00 | <0.0001 | ||||
| 1 medical condition | 23067 (36.8) | 12257 (53.1) | 10810 (46.9) | 1.15 | 1.10 | 1.20 | 1.16 | 1.11 | 1.21 | ||
| 2 medical conditions | 16895 (26.9) | 8933 (52.9) | 7962 (47.1) | 1.21 | 1.16 | 1.27 | 1.23 | 1.18 | 1.29 | ||
| 3 medical conditions | 7422 (11.8) | 3594 (48.4) | 3828 (51.6) | 1.08 | 1.01 | 1.14 | 1.12 | 1.05 | 1.19 | ||
| No medical condition selected | 1692 (2.7) | 815 (48.2) | 877 (51.8) | 0.94 | 0.85 | 1.04 | 0.95 | 0.86 | 1.06 | ||
1OR adjusted for age. 2OR adjusted for age, place of residence, qualification, and income.
3Abbreviations: CI, confidence interval; OR, odds ratio; GP, general practitioner; FOBT, faecal occult bowel testing.