Prevalence and Risk Factors of MRI Abnormality Which Was Suspected as Sinusitis in Japanese Middle-Aged and Elderly Community Dwellers

Table 1

The LM scores according to the age and sex distributions.

	40-49 years old	50-59 years old	60-69 years old	70-79 years old	80- years old	total
Total(N, average±SD)	488, 0.58±1.44	455, 0.86±1.92	462, 1.10±2.26	401, 1.03±2.10	127, 0.74±1.32	1933, 0.88±1.92
Male(N, average±SD)	238, 0.69±1.61	224, 1.20±2.46	242, 1.41±2.77	206, 1.05±1.64	57, 0.77±1.48	967, 1.07±2.17
Femalel(N, average±SD)	250, 0.48±1.26	231, 0.54±1.10	220, 0.76±1.45	195, 1.01±2.50	70, 0.71±1.19	966, 0.68±1.60

LM scores, Lund-Mackay scores.