ko	pathway	ratio_in_study	ratio_in_pop	p_value
ko00910	Nitrogen metabolism	2/9	19/7206	0.000234539131017
ko04964	Proximal tubule bicarbonate reclamation	2/9	29/7206	0.000553260463684
ko04724	Glutamatergic synapse	3/9	152/7206	0.000704113234662
ko05033	Nicotine addiction	2/9	56/7206	0.0020621444803
ko04080	Neuroactive ligand-receptor interaction	3/9	423/7206	0.0129323876599
ko04020	Calcium signaling pathway	2/9	265/7206	0.0408894160459
ko04024	cAMP signaling pathway	2/9	279/7206	0.0449210513802
ko04978	Mineral absorption	1/9	40/7206	0.0488898991113