Table 1.

Comparison of basic clinical characteristics

	Subthreshold depression (n = 95)	Control (n = 100)	Statistic	P value
Age (years, mean ± SD)	65.3 ± 10.22	63.6 ± 12.4	0.585	0.561
Gender			χ 2 = 1.60	0.45
Male, n (%)	56 (58.94)	52 (52.00)
Female, n (%)	39 (41.05)	48 (48.00)
Marriage, n (%)			Fisher’s exact test	0.307
Married	63 (66.32)	50 (50.00)
Single	10 (10.52)	8 (8.00)
Bereft	10 (10.52)	12 (12.00)
Devoice	12 (12.65)	25 (25.00)
Work status, n (%)			χ 2 = 0.804	0.423
Unemployed	79 (0.84)	80 (80.00)
Employed	16 (0.17)	20 (20.00)
Comorbid chronic disease, n (%)			χ 2 = 0.795	0.428
Yes	12 (12.65)	10 (10.00)
No	83 (87.36)	90 (90.00)
BMI (kg/m2, mean ± SD)	24.23 ± 9.29	23.91 ± 10.22	0.868	0.386
Combined radiotherapy, n (%)			χ 2 = 2.227	0.028
Yes	33 (35.76)	7 (7.00)
No	62 (65.26)	93 (93.00)
Regular exercise, n (%)			χ 2 = 2.609	0.010
Yes	12 (12.82)	54 (54.00)
No	83 (87.87)	46 (46.00)