Table 2.

Comparison of mean subscale scores between “depressed” and “non-depressed” groups

	Mean scores (standard deviation)
Subscale/# items	Subjects with GDS scores ≤ 15 (N = 77)	Subjects with GDS scores > 15 (N = 13)
Dysphoria (mood)/9 items	0.7 (0.9)	4.5 (2.3)*
Dysphoria (hopelessness)/4 items	0.7 (1.0)	3.1 (1.1)*
Withdrawal, apathy, vigor/6 items	2.5 (1.7)	5.6 (0.7)*
Anxiety/4 items	0.8 (1.0)	2.8 (0.8)*
Cognitive/4 items	1.3 (1.2)	3.2 (1.0)*
Agitation/3 items	0.9 (0.8)	2.1 (0.9)*

^*All differences were significant at p < 0.001.

Abbreviations: GDS, Geriatric Depression Rating Scale.