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. 2019 Aug 26;76(12):1428–1438. doi: 10.1001/jamaneurol.2019.2664

Table 2. Prevalence of History of Low Testosterone Levels and Erectile Dysfunction Indicators by Demographic, Football, and Current Health Factors for 3409 Participants.

Characteristic No. Prevalence of History of Prescription Recommendation by Self-report, No. (%)
Low Testosterone Levels Erectile Dysfunction
All 611 (18.3) 755 (22.7)
Demographic Factors
Age, y
21-40 868 70 (8.2) 46 (5.4)
41-60 1463 301 (20.9) 307 (21.4)
>60 1078 240 (23.1) 402 (38.6)
Race
Black 1274 210 (16.8) 280 (22.5)
White 2002 373 (19.1) 454 (23.2)
Other 95 23 (24.2) 14 (15.2)
Missing 38 5 (13.5) 7 (18.9)
Football Exposures
BMI while playing professional footballa
<25.0 187 33 (17.7) 36 (19.9)
25.0-30.0 1532 243 (16.3) 353 (23.6)
>30.0 1689 334 (20.2) 365 (22.0)
Professional use of PED
No 2859 471 (16.8) 608 (21.8)
Yes 550 140 (26.1) 147 (27.3)
Current Health-Related Factors
Hypertension
No 2083 287 (13.9) 297 (14.5)
Yes 1283 318 (25.5) 450 (35.9)
High cholesterol levels
No 2165 292 (13.7) 352 (16.5)
Yes 1173 309 (27.0) 387 (33.6)
Diabetes
No 3021 504 (16.9) 596 (20.0)
Yes 300 95 (32.5) 136 (46.7)
Heart conditionb
No 2772 437 (16.0) 522 (19.2)
Yes 637 174 (28.5) 233 (37.8)
Prescription pain medication
No 2439 328 (13.7) 415 (17.4)
Yes 970 283 (29.9) 340 (35.7)
Prostate or testicular cancer
No 3277 576 (18) 686 (21.4)
Yes 132 35 (27.1) 69 (54.3)
Sleep apnea
No 2582 367 (14.5) 478 (18.8)
Yes 760 236 (31.9) 264 (35.7)
Current BMIa
<25.0 178 16 (9.1) 32 (18.4)
25.0-30.0 1430 211 (15.1) 276 (19.8)
>30.0 1781 383 (22.0) 442 (25.4)
Mood indicatorsc
No depression or anxiety 2562 357 (14.3) 479 (19.1)
Anxiety only 236 44 (19.0) 49 (21.2)
Depression only 139 36 (26.5) 43 (31.9)
Depression and anxiety 469 174 (37.8) 184 (40)
Alcohol drinks per wk
None 1062 213 (20.5) 240 (23.1)
1-7 1266 210 (17.0) 266 (21.5)
8-14 586 97 (17.0) 128 (22.1)
≥15 456 85 (19.0) 111 (24.8)

Abbreviations: BMI, body mass index; PED, performance-enhancing drugs.

a

Calculated as weight in kilograms divided by height in meters squared.

b

Heart condition includes self-reported heart rhythm issues, myocardial infarction, heart failure, or cardiac surgery.

c

Derived from Patient Health Questionnaire 4.