Table 5. Standardized factor loadings of confirmatory factor analysis.

		Continuous	Intermittent	Neuropathic	Affective
1	Throbbing pain	0.56
2	Shooting pain		0.73
3	Stabbing pain		0.65
4	Sharp pain		0.78
5	Cramping pain	0.40
6	Gnawing pain	0.50
7	Hot-burning pain			0.42
8	Aching pain	0.71
8	Heavy pain	0.70
10	Tender	0.39
11	Splitting pain		0.69
12	Tiring-exhausting				0.70
13	Sickening				0.89
14	Fearful				0.64
15	Punishing-cruel				0.81
16	Electric-shock pain		0.50
17	Cold-freezing pain			0.41
18	Piercing		0.49
19	Pain caused by light touch			0.52
20	Itching			0.46
21	Tingling or ‘pins and needles’			0.96
22	Numbness			0.71