Table of group means (SDs).

HC, n=15 (48%) LLD, n=16 (52%) p
PHQ-9 interest 0.00 (0.00) 1.94 (1.00) .000
MADRS lassitude 0.21 (0.43) 2.56 (1.21) .000
MADRS inability to feel 0.00 (0.00) 1.62 (1.50) .000
SSI wish to live 0.00 (0.00) 0.40 (0.89) .165
SSI reasons 0.00 (0.00) 0.40 (0.89) .165
FAS everyday energy 4.71 (0.61) 3.44 (1.15) .001
FAS problems starting 1.57 (0.76) 3.69 (0.95) .000
FAS no desire 1.29 (0.47) 3.56 (1.03) .000

Correlations of apathy and LC CNR.