Clinical Trials Study
Copyright ©The Author(s) 2015.
World J Psychiatr. Mar 22, 2015; 5(1): 138-146
Published online Mar 22, 2015. doi: 10.5498/wjp.v5.i1.138
Figure 1
Figure 1 Flow chart showing number of participants from beginning to end of study. SPAQ: Seasonal pattern assessment questionnaire; N: Total sample at beginning of study; n: Population sample at various stages after initial screening; SCID-IV: Structured Clinical Interview for Diagnostic and Statistical Manual of Mental Disorders-IV; SAD: Seasonal Affective Disorder; SIGH-SAD: Structured Interview Guide for the Hamilton rating scale-Seasonal Affective Disorder version.