Table 5.

Clinical and demographic variables associated with FNB, as measured with a wall goniometer.

Dependent variable	Independent variables	Total sample	Unadjusted			Adjusted
			OR	95% CI	P-value	OR	95% CI	P-value
Limitations in ADLs
	Number of patients	61
	Sex, males vs. females∧		0.93	0.30–2.88	0.90	1.27	0.26–6.18	0.77
	Modified H&Y stage		3.98	1.92–8.23	<0.0005	2.32	0.97–5.50	0.06
	Disease duration, y		1.21	1.08–1.35	0.001	1.12	0.99–1.27	0.07
	Degrees		1.03	1–1.06	0.027	1.02	0.98–1.05	0.32
Motor impairment
	Number of patients	61
	Sex, males vs. females∧		0.73	0.24–2.25	0.58	0.93	0.24–3.54	0.91
	Modified H&Y stage		2.60	1.33–5.10	0.005	3.37	1.33–8.53	0.010
	Disease duration, y		1.06	0.98–1.14	0.16	0.96	0.86–1.07	0.50
	Degrees		1	0.98–1.03	0.85	0.99	0.96–1.02	0.57
Back pain
	Number of patients	61
	Sex, males vs. females∧		1.87	0.56–6.19	0.30	1.76	0.46–6.73	0.41
	Modified H&Y stage		1.29	0.74–2.25	0.36	2.16	0.93–5.02	0.07
	Disease duration, y		0.97	0.90–1.04	0.42	0.91	0.81–1.01	0.08
	Degrees		1.01	0.98–1.04	0.33	1.01	0.98–1.04	0.57
Falls
	Number of patients	61
	Sex, males vs. females∧		2.68	0.67–10.74	0.16	4.69	0.98–22.35	0.05
	Modified H&Y stage		1.04	0.57–1.86	0.90	0.85	0.35–2.07	0.72
	Disease duration, y		1.03	0.96–1.10	0.41	1.07	0.96–1.20	0.18
	Degrees		0.98	0.96–1.02	0.39	0.97	0.94–1.01	0.11

CI, confidence interval; H&Y, Hoehn and Yahr; OR, Odds Ratio; FNB, Forward Neck Bending;

^∧denotes the reference category; y, years; significant associations in bold at p < 0.05.