Table 3. Binary logistic regression analysis according to each subscale of HADS in each week of hospitalization and associated predictors in the univariate analysis.

Feature	Subscale
	HADS1-D1	HADS2-D2	HADS1-A3	HADS2-A4
Female	2.1 (1.0–4.2) *	N/A	2.5 (1.4–4.4) *	1.7 (0.0–1.0)
Academic education	N/A	N/A	0.6 (0.3–1) *	N/A
Urban living	1.1 (0.6–2.2)	N/A	1.4 (0.8–2.7)	N/A
History of mood disorder	5.4 (0.9–33.5)	N/A	10.7 (2.0–56.5) *	N/A
Serious diseases	1 (1.0–1.1)	N/A	N/A	N/A
Morbidity	0.0 (-)	N/A	N/A	N/A
Familial support	0.4 (0.1–1.3)	N/A	N/A	N/A
Complication	1.0 (0.4–2.8)	N/A	N/A	N/A
Reoperation	0.0 (-)	N/A	N/A	N/A
Underlying diseases	N/A	0.6 (0.2–2.0)	0.9 (0.6–1.3)	N/A
Employed	N/A	1.3 (0.8–1.9)	N/A	N/A
Alcohol	N/A	0.0 (-)	N/A	N/A
Admission length	N/A	N/A	N/A	1.1 (1.0–1.2) *
Need to surgery	N/A	N/A	N/A	0.6 (0.0–1.0)
Reoperation	N/A	0.0 (-)	N/A	N/A

Data displayed as OR (95% CI). *p < 0.050. ¹HADS depression subscale at the time of admission; ²HADS depression subscale in the second week; ³HADS anxiety subscale at the time of admission; ⁴HADS anxiety subscale in the second week. 
N/A: Not Applicable (p > 0.200 in univariate analysis).