Table 3.

Correlations of CSF lactate with variables of interest for subsamples

	ADD	MCI-AD	FTLD	HC	all
Age [years]	0.133	0.028	0.150	0.179	0.156**
	p = 0.148	p = 0.782	p = 0.396	p = 0.179	p = 0.006
MMSE [points]	− 0.054	0.019	− 0.208	0.035	− 0.007
	p = 0.562	p = 0.851	p = 0.238	p = 0.794	p = 0.905
Albumin CSF/serum	0.216*	0.081	0.501**	0.302*	0.207***
	p = 0.018	p = 0.422	p = 0.003	p = 0.021	p < 0.001
CSF Aβ42 [pg/nl]	− 0.143	− 0.023	0.066	− 0.008	− 0.104
	p = 0.121	p = 0.819	p = 0.712	p = 0.951	p = 0.067
CSF t-Tau [pg/nl]	− 0.030	− 0.064	0.032	0.275*	0.070
	p = 0.749	p = 0.525	p = 0.859	p = 0.036	p = 0.220

*Significant at p<0.05

**Significant after Bonferroni correction on group level (p<0.05/5= <0.01)

***Significant after Bonferroni correction across groups (p<0.05/25= <0.002)