Table 3. Negative binomial regression for number of falls versus risk factors.

Factors*	IRR (95% CI)	P-value
Body mass index	1.09 (1.01, 1.18)	0.045
Arthritis	8.74 (3.00, 25.85)	<0.001
Back Pain	4.08 (1.52, 10.98)	0.005
Neurological disease	13.75 (2.06, 91.80)	0.007
Beck Depression Inventory	1.08 (1.03, 1.14)	0.005

Notes.

IRR

Incidence rate ratio

Covariates included age, gender, education, employment status, marital status, smoking status, and all other chronic conditions.

^*Only significant factors were reported.