From: The association between dietary acid load and odds of prostate cancer: a case-control study
Variables | Total | Case | control | p-value |
---|---|---|---|---|
Age (year) | Â | Â | Â | 0.38 |
 < 50 | 12 (10.0) | 6 (10.0) | 6 (10.0) |  |
 50–60 | 24 (20.0) | 15 (25.0) | 9 (15.0) |  |
 ≥ 60 | 84 (70.0) | 39 (65.0) | 45 (75.0) |  |
Total energy intake (kcal/d) | 2654.18 ± 655.68 | 2712.24 ± 593.48 | 2596.10 ± 712.77 | 0.33 |
BMI (kg/m2) | 25.35 ± 3.57 | 24.84 ± 3.64 | 25.85 ± 3.46 | 0.12 |
PRAL (mEq/d) | -8.44 ± 25.69 | -2.67 ± 29.63 | -14.21 ± 19.64 | 0.01 |
NEAP (mEq/d) | 45.65 ± 14.55 | 49.06 ± 13.22 | 42.24 ± 15.13 | 0.01 |
Ethnicity | Â | Â | Â | 0.65 |
 Fars | 94 (78.3) | 48 (80.0) | 46 (76.7) |  |
 Non-Fars | 26 (21.7) | 12 (20.0) | 14 (23.3) |  |
Job | Â | Â | Â | 0.58 |
 Employment | 71 (59.2) | 34 (56.7) | 37 (61.7) |  |
 Unemployment | 49 (40.8) | 26 (43.3) | 23 (38.3) |  |
Smoking status | Â | Â | Â | 0.67 |
 Yes * | 16 (26.7) | 14 (23.3) | 16 (27) |  |
 No | 44 (73.3) | 46 (76.7) | 16 (27) |  |
Education levels | Â | Â | Â | 0.09 |
 Under diploma and illiterate | 73 (60.8) | 41 (68.3) | 32 (53.3) |  |
 Diploma and academic | 47 (39.2) | 19 (31.7) | 28 (46.7) |  |
Physical activity levels | Â | Â | Â | 0.02 |
 Little or never | 35 (29.2) | 23 (38.3) | 12 (20.0) |  |
 Moderate | 49 (40.8) | 25 (41.7) | 24 (40.0) |  |
 High | 36 (30.0) | 12 (20.0) | 24 (40.0) |  |
Antihyperlipidemic drug user | Â | Â | Â | 1.00 |
 Yes | 32 (26.7) | 6 (10.0) | 6 (10.0) |  |
 No | 88 (73.3) | 54 (90.0) | 54 (90.0) |  |
Antihypertensive drug user | Â | Â | Â | 0.21 |
 Yes | 12 (10.0) | 19 (31.7) | 13 (21.7) |  |
 No | 108 (90.0) | 41 (68.3) | 47 (78.3) |  |
Aspirin user | Â | Â | Â | 0.26 |
 Yes | 25 (20.8) | 10 (16.7) | 15 (25.0) |  |
 No | 95 (79.2) | 50 (83.3) | 45 (75.0) |  |