Table 1.

Collating, summarizing and reporting the result.

Authors	Year	Method	Themes	Outcome
Hyman et al.	2012	Logistic regression	Sensitivity and specificity of use of BMI for obesity	Of 129 NFL players, nearly half played linemen. After 1–32 years out from retirement most prevalent conditions were OSA and HTN; 42% reporting both
Albuquerque et al.	2010	Case control	Prevalence of SDB in retired NFL players	Of 257 retired NFL players; SDB was present in 52.3%. Defensive linemen were more likely to have SDB (61%vs. 46%; p= 0.02) than non-linemen
Rice et al.	2010	Cross sectional cohort study	Prevalence of SDB in active NFL players	Of 137 active NFL players recruited from 12 different teams 100% reported snoring; observed apneas in 23.9%; Moderate SDB in 4.4%; no significant differences between linemen and nonlinemen
Luyster et al.	2017	Retrospective analysis	Compared OSA risk in retired NFL players to CARDIA sleep study participants	Retired NFL players have greater prevalence of OSA