[Retracted] Clinical Rehabilitation Nursing of Patients with Chronic Obstructive Pulmonary Disease Based on Intelligent Medicine

Table 4

Factor analysis of COPD cognitive questionnaire - overall explained variance.

Factor	The eigenvalue	Variance interpretation rate	Cumulative contribution rate
1	4.277	42.772	42.772
2	1.251	12.508	55.280
3	0.948	0.477	64.757
4	0.847	8.474	73.231
5	0.751	7.509	80.739
6	0.620	6.203	86.942
7	0.500	5.003	91.945
8	0.395	3.954	99.899
9	0.316	3.161	99.060
10	0.094	0.940	100.000