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. Author manuscript; available in PMC: 2022 Feb 1.
Published in final edited form as: J Psychiatr Res. 2020 Dec 13;134:8–14. doi: 10.1016/j.jpsychires.2020.12.019

Table 2:

General linear models for Interleukin-6 levels and objective sleep measures

Interleukin-6 Levels

B SE p* ηp2

Total Sleep Time (TST)
 Sex (female) 0.002 0.05 0.96 <0.001
 Diagnostic Group (NC) −0.08 0.07 0.27 0.012
 Sleep Medication (never) −0.06 0.07 0.41 0.007
 Age 0.003 0.003 0.40 0.007
 Mean TST −0.45 0.35 0.20 0.016
iSD TST 0.30 0.14 0.04 0.042

Percent Sleep (PS)
 Sex (female) 0.01 0.05 0.79 0.001
 Diagnostic Group (NC) −0.10 0.06 0.12 0.023
 Sleep Medication (never) −0.06 0.07 0.33 0.009
 Age 0.001 0.003 0.72 0.001
Mean PS −1.65 0.82 0.05 0.039
 iSD PS 0.18 0.13 0.16 0.020

Bed time
 Sex (female) −0.03 0.05 0.58 0.003
 Diagnostic Group (NC) −0.09 0.07 0.18 0.018
 Sleep Medication (never) −0.05 0.07 0.46 0.005
 Age 0.004 0.003 0.23 0.014
 Mean Bed time 0.97 1.02 0.34 0.009
 iSD Bed time 0.11 0.11 0.31 0.010

Wake time
 Sex (female) −0.03 0.05 0.61 0.003
 Diagnostic Group (NC) −0.10 0.07 0.16 0.02
 Sleep Medication (never) −0.06 0.07 0.40 0.007
 Age 0.004 0.003 0.24 0.01
 Mean Wake time 0.12 0.28 0.69 0.002
 iSD Wake time 0.03 0.10 0.76 0.001
*

False discovery rate (FDR)-adjusted p-values

iSD = intra-individual standard deviation, NC = non-psychiatric comparison subjects