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Table 1 Demographic characteristics of the 28 participants

From: Relationship between ambient light and glucose metabolism in healthy subjects

Characteristic  
Age, mean (SD, range), years 30.1 (8.8; 20–52)
Gender (M:F) 16:12
HRSD, mean (SD, range) 1.0 (1.5; 0–6)
BDI, mean (SD, range) 1.7 (2.4; 0–9)
YMRS, mean (SD, range) 0.2 (0.5; 0–2)
Season of neuroimaging Summer 9, winter 9, others 10
Serum melatonin levels, mean (SD, range), pg/mL 19.6 (20.7; 3.9–110.0)
Ambient light, mean (SD, range), lux 397.5 (404.5; 52.0–1787.0)
Log-transformed ambient light, mean (SD, range) 2.4 (0.4; 1.8–3.3)