Impacts of Coil Treatment on Anxiety and Depression in Emphysema

Table 3

Comparisons of beck anxiety and beck depression scores before and after coil treatment of patients with and without psychiatric diagnosis.

		Mean ± SD	U	z
BAI (pre)	Patients without PD	12.1 ± 6.3	39.500	−0.711	0.488
	Patients with PD	15.0 ± 7.8
BAI (post)	Patients without PD	11.2 ± 9.3	49.000	0.000	1.000
	Patients with PD	9.2 ± 4.9
BDI-I (pre)	Patients without PD	13.5 ± 10.4	42.500	−0.486	0.636
	Patients with PD	15.1 ± 11.1
BDI-I (post)	Patients without PD	8.8 ± 10.6	43.500	−0.412	0.689
	Patients with PD	7.1 ± 4.9

BAI (pre), precoil beck anxiety inventory; BDI-I (pre), precoil beck depression inventory; BAI (post), postcoil beck anxiety inventory; BDI-I (post), postcoil beck depression inventory; PD, psychiatric diagnosis; SD, standard deviation; U, Mann–Whitney U test; z, Mann–Whitney U test statistic.