“…Several studies report significant reduced sleep efficiency and sleep length (Delvenne et al, 1992;Foster, Kupfer, & Spiker, 1976;Lacey et al, 1975; (Lombardo et al, 2015;Pieters et al, 2004) Difficulty falling asleep (Bos et al, 2013;Crisp & Stonehill, 1973b;Kim et al, 2010;Latzer et al, 2001) Interrupted sleep/fragmented sleep/ mid-sleep awakenings (Benca & Casper, 2000;Bos et al, 2013;Crisp & Stonehill, 1973b;Kim et al, 2010;Lacey et al, 1975;Latzer et al, 2001;Lauer et al, 1988;Levy et al, 1988;Neil et al, 1980) Reduced total sleep time (Benca et al, 1992;Crisp & Stonehill, 1973b;Nobili et al, 1999;Walsh et al, 1985) Early morning waking (Crisp, et al, 1971;Lacey et al, 1975) Table 2. Laboratory polysomnographic findings.…”