Table 1.
Basic characteristics of participants.a
| History of erectile dysfunction | ||||
|---|---|---|---|---|
| Characteristic | All (n = 4094) | No (n = 2899) | Yes (n = 1195) | P value b |
| Age, y, weighted mean ± SE | 45.09 ± 0.26 | 41.15 ± 0.26 | 61.46 ± 0.56 | <.001 |
| Age, y | <.001 | |||
| 20-34 | 29.5 (27.9-31.3) | 34.9 (32.9-37.0) | 7.2 (5.5-9.4) | |
| 35-49 | 33.7 (31.8-35.6) | 38.9 (36.8-41.1) | 12.0 (9.5-15.1) | |
| 50-64 | 22.6 (21.1-24.3) | 20.3 (18.6-22.1) | 32.4 (29.0-36.2) | |
| ≥65 | 14.1 (13.2-15.2) | 5.9 (5.2-6.7) | 48.3 (44.7-51.9) | |
| Race | <.001 | |||
| Non-Hispanic White | 74.7 (73.3-76.0) | 74.1 (72.5-75.7) | 77.0 (74.2-79.6) | |
| Non-Hispanic Black | 10.1 (9.3-10.9) | 10.4 (9.6-11.3) | 8.7 (7.4-10.2) | |
| Mexican American | 7.8 (7.2-8.5) | 8.0 (7.3-8.8) | 6.9 (5.8-8.3) | |
| Other race | 3.1 (2.5-3.8) | 3.3 (2.6-4.2) | 2.4 (1.4-3.9) | |
| Other Hispanic | 4.3 (3.6-5.2) | 4.2 (3.4-5.2) | 5.0 (3.5-7.1) | |
| Poverty-income ratio | <.001 | |||
| <1.5 | 18.6 (17.4-19.9) | 17.8 (16.4-19.3) | 21.9 (19.3-24.7) | |
| 1.5-3.5 | 31.2 (29.5-32.9) | 29.9 (27.9-31.9) | 36.6 (33.2-40.1) | |
| >3.5 | 45.2 (43.4-47.1) | 47.4 (45.2-49.6) | 36.3 (32.8-40.1) | |
| Missing | 5.0 (4.3-5.8) | 4.9 (4.1-5.9) | 5.2 (3.9-6.8) | |
| Education | <.001 | |||
| <High school | 17.0 (15.8-18.3) | 14.1 (12.9-15.4) | 29.2 (26.2-32.2) | |
| High school | 27.0 (25.3-28.7) | 28.0 (26.0-29.9) | 23.0 (20.1-26.3) | |
| >High school | 55.9 (54.1-57.8) | 57.9 (55.8-60.0) | 47.8 (44.2-51.5) | |
| Marital status | <.001 | |||
| Married or living with partner | 69.3 (67.6-71.0) | 67.7 (65.6-69.6) | 76.1 (73.0-78.9) | |
| Living alone | 30.6 (28.9-32.3) | 32.2 (30.3-34.2) | 23.9 (21.1-27.0) | |
| Missing | 0.1 (0.0-0.4) | 0.1 (0.0-0.5) | 0 | |
| Smoking status | <.001 | |||
| Nonsmoker | 42.7 (40.9-44.6) | 45.6 (43.4-47.7) | 30.8 (27.5-34.3) | |
| Former smoker | 29.1 (27.4-30.8) | 24.7 (22.9-26.7) | 47.1 (43.5-50.7) | |
| Current smoker | 28.2 (26.5-29.9) | 29.7 (27.7-31.7) | 22.0 (19.1-25.3) | |
| Alcohol intake | <.001 | |||
| Nondrinker | 7.0 (6.1-8.0) | 7.0 (6.0-8.2) | 6.8 (5.3-8.8) | |
| Light drinker | 35.2 (33.4-37.0) | 35.2 (33.1-37.3) | 35.4 (32.0-38.9) | |
| Heavy drinker | 46.9 (45.0-48.7) | 48.9 (46.8-51.1) | 38.2 (34.7-41.9) | |
| Missing | 11.0 (9.9-12.1) | 8.9 (7.7-10.2) | 19.6 (17.0-22.4) | |
| Body mass index | <.001 | |||
| <20 | 3.4 (2.8-4.1) | 3.5 (2.8-4.3) | 2.8 (1.9-4.2) | |
| 20 to <25 | 26.1 (24.5-27.8) | 27.3 (25.5-29.3) | 21.0 (18.2-24.0) | |
| 25 to <30 | 40.5 (38.6-42.3) | 40.8 (38.7-42.9) | 39.1 (35.6-42.7) | |
| ≥30 | 28.6 (27.0-30.4) | 27.5 (25.6-29.5) | 33.4 (29.9-37.0) | |
| Missing | 1.4 (1.1-1.9) | 0.9 (0.6-1.3) | 3.7 (2.8-5.0) | |
| Hypertension | <.001 | |||
| Yes | 35.1 (33.3-36.9) | 29.0 (27.1-31.0) | 60.4 (56.7-63.9) | |
| No | 64.8 (63.0-66.5) | 70.9 (68.9-72.8) | 39.3 (35.7-43.0) | |
| High cholesterol | <.001 | |||
| Yes | 37.1 (35.3-38.9) | 33.3 (31.3-35.4) | 52.8 (49.1-56.4) | |
| No | 61.6 (59.8-63.4) | 65.3 (63.2-67.3) | 46.4 (42.8-50.1) | |
| Missing | 1.3 (1.0-1.8) | 1.4 (1.0-2.0) | 0.8 (0.5-1.4) | |
| Diabetes | <.001 | |||
| Yes | 7.2 (6.3-8.1) | 4.1 (3.4-5.0) | 19.7 (16.9-22.9) | |
| No | 88.4 (87.2-89.5) | 92.6 (91.4-93.7) | 71.1 (67.6-74.3) | |
| Missing | 4.4 (3.7-5.3) | 3.3 (2.5-4.2) | 9.2 (7.3-11.6) | |
| History of prostate disease | <.001 | |||
| Yes | 10.7 (9.7-11.8) | 6.5 (5.5-7.6) | 28.0 (25.0-31.1) | |
| No | 89.2 (88.1-90.2) | 93.4 (92.2-94.3) | 71.8 (68.7-74.8) | |
| Missing | 0.1 (0.1-0.4) | 0.1 (0.0-0.5) | 0.2 (0.1-0.5) | |
a
Data are presented as weighted percentage (95% CI) unless noted otherwise.
bAll comparisons: P < .05.