Table 6.

Logistic regression models predicting neurological signs.

Variables	Pinprick Sensibility			Vibration Sensibility			Deep Tendon Reflexes
	OR	95%CI	p Value	OR	95%CI	p Value	OR	95%CI	p Value
Group H (Yes = 1, No = 0)	0.97	0.34–2.75	0.96	2.49	0.83–7.47	0.10	1.38	0.48–3.99	0.55
Female (Yes = 1, No = 0)	5.29	1.41–19.82	0.01 **	3.81	1.10–13.14	0.03 *	1.54	0.42–5.66	0.52
Education year	1.26	1.07–1.48	0.01 **	1.08	0.94–1.24	0.26	1.05	0.91–1.22	0.51
Age	0.98	0.94–1.03	0.44	0.99	0.95–1.03	0.70	1.05	1.00–1.09	0.04 *
BMI	1.14	0.99–1.30	0.06	1.00	0.88–1.14	0.97	1.07	0.94–1.22	0.31
Current smoker (Yes = 1, No = 0)	2.52	0.87–7.24	0.09	3.36	1.21–9.35	0.02 *	1.02	0.98–1.06	0.14
Current drinker (Yes = 1, No = 0)	1.16	0.47–2.85	0.75	0.59	0.26–1.32	0.20	1.02	0.99–1.05	0.13
Other neurotoxic substances exposure	3.22	0.29–35.89	0.34	6.09	0.47–78.33	0.17	7.93	0.97–65.13	0.05 *
Guangdong	2.13	0.50–9.05	0.31	3.35	0.70–15.96	0.13	1.41	0.35–5.64	0.63
Jiangxi	9.50	2.37–38.12	0.001 **	12.70	2.83–57.08	0.001 **	5.32	1.47–19.26	0.01 **

Note: * and ** indicate significance at 5% and 1%, respectively.