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. Author manuscript; available in PMC: 2017 Apr 5.
Published in final edited form as: Int J Geriatr Psychiatry. 2015 Jun 15;31(3):247–255. doi: 10.1002/gps.4318

Table 2.

Associations between sleep variables and cognitive domains of the total sample (n = 2358). Cross-sectional results

Sleep variable Language Speed of processing Executive function Memory
Sleepdisturbance Unadjusted B = −0.408 B = −0.167 B = −0.549 B = −0.126
p = 0.000 p = 0.029 p = 0.000 p = 0.225
Adjusted B = 0.051 B = −0.033 B = −0.151 B = 0.001
p = 0.747 p = 0.711 p = 0.369 p = 0.990
Snoring Unadjusted B = −0.131 B = −0.049 B = −0.218 B = 0.000
p = 0.004 p = 0.109 p = 0.000 p = 0.994
Adjusted B = 0.035 B = −0.012 B = −0.084 B = 0.050
p = 0.577 p = 0.741 p = 0.216 p = 0.308
Sleep short of breath/headache Unadjusted B = −0.054 B = −0.015 B = −0.059 B = −0.010
p = 0.019 p = 0.311 p = 0.021 p = 0.626
Adjusted B = −0.029 B = −0.009 B = −0.029 B = −0.017
p = 0.367 p = 0.622 p = 0.396 p = 0.497
Sleep adequacy Unadjusted B = 0.106 B = 0.031 B = 0.045 B = 0.014
p = 0.127 p = 0.513 p = 0.568 p = 0.823
Adjusted B = 0.074 B = 0.001 B = −0.006 B = −0.100
p = 0.441 p = 0.989 p = 951 p = 0.173
Daytime somnolence Unadjusted B = −0.583 B = −0.244 B = −0.452 B = −0.397
p = 0.000 p = 0.000 p = 0.000 p = 0.000
Adjusted B = −0.329 B = −0.112 B = −0.108 B = −0.133
p = 0.006 p = 0.096 p = 0.394 p = 0.145