Table 1.
Baseline characteristics by testosterone tertiles of men undergoing carotid endarterectomy.
| Overall | Low | Medium | High | |
|---|---|---|---|---|
| n | 203 | 68 | 68 | 67 |
| Testosterone nmol/mL [median (IQR)] | 11.6 (8.6–13.8) | 7.6 (5.7–8.6) | 11.6 (10.6–12.7) | 16.5 (14.9–18.9) |
| Age [years; mean (SD)] | 68 (8.8) | 69 (9.6) | 69 (7.5) | 68 (9.2) |
| Body mass index [mean (SD)] | 26.6 (3.6) | 27.0 (3.9) | 26.8 (3.64) | 25.8 (3.3) |
| Renal function [GFR; mean (SD)] | 75 (22) | 74 (26) | 73 (18) | 79 (20) |
| Total Cholesterol [mean (SD)] | 4.0 (1.1) | 3.7 (1.0) | 4.0 (1.2) | 4.4 (1.1) |
| Triglycerides [mean (SD)] | 1.6 (0.8) | 1.7 (0.9) | 1.7 (0.7) | 1.5 (0.8) |
| LDL [mean (SD)] | 2.3 (0.9) | 2.1 (0.8) | 2.3 (0.9) | 2.5 (0.9) |
| HDL [mean (SD)] | 1.0 (0.3) | 0.9 (0.3) | 1.0 (0.3) | 1.1 (0.3) |
| Current smoker = yes, n (%) | 70 (35) | 23 (34) | 26 (38) | 21 (31) |
| Diabetes Mellitus = yes, n (%) | 37 (18) | 19 (28) | 13 (19) | 5 (8) |
| Hypercholesterolemia = yes, n (%) | 127 (68) | 45 (73) | 46 (72) | 36 (60) |
| Hypertension = yes, n (%) | 135 (69) | 52 (79) | 46 (69) | 37 (59) |
| History of coronary artery disease = yes, n (%) | 65 (32) | 22 (32) | 24 (35) | 19 (28) |
| History of stroke = yes, n (%) | 54 (27) | 22 (32) | 16 (24) | 16 (24) |
| History of peripheral artery disease = yes, n (%) | 44 (22) | 19 (28) | 15 (22) | 10 (15) |
| Symptoms group, n (%) | ||||
| Asymptomatic | 38 (19) | 11 (17) | 16 (24) | 11 (17) |
| Ocular | 31 (16) | 11 (17) | 10 (15) | 10 (15) |
| Stroke | 46 (23) | 18 (28) | 13 (19) | 15 (23) |
| Transient ischemic attack | 84 (42) | 25 (39) | 29 (43) | 30 (46) |
| Plaque phenotype, n (%) | ||||
| Atheromatous | 63 (32) | 23 (34) | 18 (27) | 22 (33) |
| Fibro-atheromatous | 67 (34) | 22 (33) | 22 (33) | 23 (35) |
| Fibrous | 70 (35) | 22 (33) | 27 (40) | 21 (32) |
| Statins or lipid lowering medication = yes, n (%) | 158 (78) | 54 (79) | 53 (78) | 51 (76) |
| Antiplatelet medication = yes, n (%) | 186 (92) | 60 (88) | 63 (93) | 63 (94) |