Table 3.

Multicomparisons of excitatory and inhibitory synaptic transmission across layers.

Comparison	sEPSC charge	sEPSC frequency	sEPSC amplitude	sIPSC charge	sIPSC frequency	sIPSC amplitude	E/I ratio
P14
KW-ANOVA	*p < 0.001	*p < 0.001	p = 0.8	*p < 0.001	*p < 0.001	*p = 0.007	*p < 0.001
M-W U
L2/3 vs. L4	p = 0.03	*p = 0.007		p = 0.01	p = 0.07	p = 0.1	*p < 0.001
L2/3 vs. L5	p = 0.7	p = 0.9		p = 0.6	p = 0.4	*p = 0.005	p = 0.5
L2/3 vs. L6	p = 0.01	p = 0.01		*p < 0.001	*p < 0.001	*p = 0.004	*p = 0.001
L4 vs. L5	p = 0.08	p = 0.09		p = 0.07	p = 0.06	p = 0.3	p = 0.01
L4 vs. L6	*p < 0.001	*p < 0.001		*p = 0.005	*p = 0.003	p = 0.1	p = 0.07
L5 vs. L6	p = 0.02	p = 0.04		*p < 0.001	*p < 0.001	p = 0.2	p = 0.1
P17
KW-ANOVA	*p = 0.01	*p = 0.001	p = 0.8	*p = 0.001	*p = 0.005	p = 0.8	p = 0.07
M-W U
L2/3 vs. L4	p = 0.2	p = 0.09		p = 0.3	p = 0.2
L2/3 vs. L5	p = 0.6	p = 0.2		p = 0.2	p = 0.4
L2/3 vs. L6	p = 0.03	p = 0.02		p = 0.01	p = 0.04
L4 vs. L5	p = 0.08	*p = 0.005		p = 0.8	p = 0.7
L4 vs. L6	*p = 0.005	*p < 0.001		*p = 0.001	*p = 0.002
L5 vs. L6	p = 0.1	p = 0.1		*p = 0.001	*p = 0.003
P21
KW-ANOVA	p = 0.1	p = 0.2	p = 0.5	*p = 0.002	*p = 0.009	p = 0.8	p = 0.4
M-W U
L2/3 vs. L4				p = 0.6	p = 0.6
L2/3 vs. L5				p = 0.1	p = 0.08
L2/3 vs. L6				p = 0.1	p = 0.3
L4 vs. L5				p = 0.1	p = 0.08
L4 vs. L6				*p < 0.001	p = 0.02
L5 vs. L6				*p < 0.001	*p < 0.001
P30
KW-ANOVA	*p < 0.001	*p < 0.001	p = 0.1	p = 0.07	*p = 0.01	*p = 0.03	p = 0.2
M-W U
L2/3 vs. L4	p = 0.1	p = 0.04			p = 0.3	*p = 0.004
L2/3 vs. L5	p = 0.8	p = 0.5			p = 0.7	p = 0.1
L2/3 vs. L6	*p = 0.004	*p = 0.001			p = 0.03	p = 0.8
L4 vs. L5	p = 0.2	p = 0.01			p = 0.7	p = 0.1
L4 vs. L6	*p < 0.001	*p < 0.001			*p = 0.004	p = 0.07
L5 vs. L6	*p = 0.007	p = 0.02			p = 0.02	p = 0.4

Development: sEPSCs and sIPSCs; multiple comparisons across layers. *Statistically significant. Only p values <0.008 are considered significant due to Bonferroni correction for multiple comparisons.