TABLE 3.

Comparison of depression and anxiety in PM and ICD recipients.

		Negative ranks	Positive ranks	Ties	Total	Z score	p
Pacemaker	BAI	4	7	124	135	−1.232	0.21
	BDI	2	12	121	135	−2.673	0.008
ICD	BAI	0	26	41	67	−4.594	< 0.001
	BDI	0	24	43	67	−4.517	< 0.001

Note: Wilcoxon signed ranks test.

Abbreviations: BAI, beck anxiety inventory; BDI, beck depression inventory.