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Table 1 Description of the sample

From: Automatic migraine classification via feature selection committee and machine learning techniques over imaging and questionnaire data

  N(%) Chronic migraine Episodic migraine Controls p-value
Total 52 18(34.6) 19(36.5) 15(28.9)  
Socio-demographic and clinical data      
Age 43.5(7.7) 43.8(7.1) 41.4(7.9) 45.7(6.8) 0.2
Sex (Female) 47(90.4) 14(77.8) 19(100) 14(93.3) 0.05
Cognitive reserve      
≤11(Low) 13(25) 9(50) 3(15.8) 1(6.7)  
(Low-Medium) 13(25) 4(22.2) 5(26.3) 4(26.7)  
16-18(Medium-High) 15(28.9) 2(11.1) 6(31.6) 7(46.7)  
>18(High) 11(21.2) 3(16.7) 5(26.3) 3(20)