Compared to those with K6 < 5, those with K6 5 had significantly higher Loneliness and AIS scores (P < 0.001), greater social jetlag (P = 0.03), shorter sleep duration on weekdays (P = 0.03), and lower serum 25(OH)D concentration (P = 0.02). ...CONCLUSIONS: Lo
…Compared to those with K6 < 5, those with K6 5 had significantly higher Loneliness and AIS scores (P < 0.001), greater social
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