Table 3.

Subthreshold Depressive Symptoms and Performance Assessment: Lower Extremity Function, Executive Function, Psychomotor Speed

	No Symptoms (n=197)	Subthreshold Symptoms (n=93)
Lower Extremity Performance Assessment
4-meter walk speed, m/sec, μ (SD)	0.81 (0.28)	0.73 (0.23)**
Able to complete side-by-side stand, %	100.0	100.0
Able to complete semi-tandem stand, %	82.2	82.8
Seconds held, μ (SD)	8.6 (3.1)	8.7 (3.1)
Able to complete full tandem stand, %	51.3	53.8
Seconds held, μ (SD)	6.6 (4.0)	6.7 (4.0)
Time to complete chair stand 5×, sec, μ (SD)	12.1 (6.7)	14.6 (9.2)**
SPPB composite score, μ (SD)	8.77 (2.8)	8.22 (2.7)
Psychomotor Speed
Grooved Pegboard, peg/sec, μ (SD)	7.8 (8.2)	8.1 (8.4)
Moberg Pick-Up Test, sec, μ (SD)	19.9 (12.5)	22.0 (22.0)
Executive Function
Trails A, sec, μ (SD)	97.1 (51.2)	113.1 (52.9)*
Trails B, sec, μ (SD)	167.3 (51.9)	189.8 (47.5)***
Letter fluency, CFL, μ (SD)	29.2 (14.2)	27.1 (10.8)
Category fluency, animals, μ (SD)	14.4 (4.5)	13.6 (3.5)

p < .05,

^**p < .01,

^***p < .001 by t-test