Figure 2. Correlations between age or PSQI and T/S ratio or sNfL in the CID group.
(A1, A2) Correlation between age and T/S ratio or sNfL in the CID group. (B1, B2) Correlation between PSQI and T/S ratio or sNfL in the CID group. CID = chronic insomnia disorder, sNfL = serum neurofilament light chain, T/S ratio = telomere repeat copy/single-copy gene ratio.