Table 4.

Logistic regression analysis of predictors of conversion to GMG

	OR	95%CI	P value
Univariate logistic regression Variables
Gender	1.252	0.621–2.537	0.529
Age at onset	1.025	1.009–1.041	0.002
Disease duration	0.783	0.651–0.906	0.004
Positive facial nerve RNS	3.496	1.103–11.409	0.033
Positive axillary nerve RNS	3.643	1.012–13.049	0.044
Thymic abnormalities	2.259	0.949–5.202	0.058
Multivariate logistic regression Variables
Age at onset	1.023	1.006–1.041	0.007
Disease duration	0.603	0.365–0.850	0.019
Positive facial nerve RNS	2.826	1.045–5.460	0.038

Abbreviations: RNS Repetitive nerve stimulation, OR Odds ratio, CI Confidential interval