Table I.

Correlation matrix of HADS-D items for males (lower triangle) and females (upper)

Item	1	2	3	4	5	6	7	Total
1	1	0.61	0.52	0.44	0.3	0.48	0.27	0.83
2	0.56	1	0.64	0.53	0.35	0.52	0.3	0.91
3	0.46	0.52	1	0.57	0.35	0.4	0.31	0.91
4	0.38	0.47	0.42	1	0.34	0.34	0.21	0.74
5	0.26	0.28	0.29	0.32	1	0.32	0.25	0.75
6	0.48	0.51	0.35	0.38	0.34	1	0.34	0.77
7	0.26	0.27	0.24	0.22	0.15	0.31	1	0.63
Total	0.78	0.86	0.8	0.71	0.69	0.79	0.59	1

Note: Item-total score correlations are in the bottom row and the right-most column. All other entries are correlations between items.