Sleep indices (PSQI, MTCQ, ESS)

Recognizable as variables
- ess_categoryscore_adu_c_1, ess_totalscore_adu_c_1
- mctq_msfree_adu_c_1, mctq_msfreecorrected_adu_c_1, mctq_msw_adu_c_1, mctq_sdfree_adu_c_1, mctq_sdweek_adu_c_1, mctq_sdwork_adu_c_1, mctq_socialjetlag_adu_c_1, mctq_socialjetlagabs_adu_c_1
- psqi_componentscore_adu_c_X, psqi_globalscore_adu_c_1, psqi_qualityscore_adu_c_1
Sleep indices wiki page
Required reference: Kocevska, Desana, et al. "Sleep characteristics across the lifespan in 1.1 million people from the Netherlands, United Kingdom and United States: a systematic review and meta-analysis." Nature human behaviour 5.1 (2021): 113-122.