Table 44-2 Indications for light therapy
| Table 44-2 Indications for light therapy | |
| Condition | Evidence for efficacy of light therapy |
| Seasonal affective disorder (SAD) | Substantial evidence (reviewed by Oren and Rosenthal 1992); new studies from M. Terman et al. (1998) and Eastman et al. (1998) |
| Subsyndromal SAD | One controlled study (Kasper et al. 1989); clinical impressions |
| Nonseasonal depression | A few controlled studies (Kripke et al. 1986; Ruhrmann and Kasper 1992); equivocal results |
| Late luteal phase dysphoric disorder | A few controlled studies (Parry 1998); equivocal results |
| Bulimia nervosa | Two controlled studies (Blouin et al. 1996; Lam and Goldner 1998); better response in seasonal patients |
| Delayed sleep phase syndrome | One controlled study (Rosenthal et al. 1990) |
| Early morning awakening | One controlled study (Lack and Wright 1993) |
| Insomnia in the elderly | Two controlled studies (Campbell 1998; Campbell et al. 1993) |
|
Jet lag | Case reports and clinical impressions (Boulos 1998) |