csf_clusterin_dataset_cruchaga_phenotype_data.txt
	
	ID: unique identifier
	Series: CSF levels were measured in two separate batches
		1 = First batch of CSF samples measured
		2 = Second batch of CSF samples measured
	CDR_LP: Clinical Dementia Rating (CDR) at Lumbar Puncture
		0 = cognitively normal
		0.5 = very mild dementia
		1 = mild dementia
		2 = moderate dementia
		3 = severe dementia
	age: Age at Assessment
	APOE: APOE Genotype
	gender: Gender 
		1 = male
		2 = female
	CLU: CSF clusterin (ug/mL)
	nlCLU: CSF clusterin (log transformed and standardized by subtracting the mean within each series)