Benign Paroxysmal Positional Vertigo in Irradiated Nasopharyngeal Carcinoma Survivors

Table 2

Comparison of clinical characteristics between patients with and without BPPV.

Characteristics	With BPPV	Without BPPV	𝑃 value
Age (years)*	51 (32–65)	50 (34–62)
Gender (M/F)	7/4	7/4
RT dose
Once 70–78 Gy	4 (36.4%)	10 (90.9%)	0.027
Twice 120–130 Gy	7 (63.6%)	1 (9.1%)
Neck fibrosis	3 (27.3%)	4 (36.4%)	1.000
Otitis media	COM: 4 (36.4%)	COM: 1 (9.1%)	0.011
	OME: 5 (45.5%)	OME: 1 (9.1%)
SNHL	8 (72.7%)	1 (9.1%)	0.009

∗Data presented with median and range; SNHL: sensorineural hearing loss; COM: chronic otitis media; OME: otitis media with effusion.