Novel neuro-audiological findings and further evidence for TWNK involvement in Perrault syndrome

Table 2 Volumes of cerebrum, cerebellum and the respective gray and white matters in the proband and her sister

Brain part	Proband (cm³)	Control groups (cm³)^a	Proband’s sister (cm³)	Control group^b (cm³)
Cerebrum volume	1030	1181.3 ± 83.1	1187.1	1172 ± 108.1
Cerebrum volume	1030	1148.5 ± 77.2	1187.1	1172 ± 108.1
Cerebrum gray matter volume	571	672.3 ± 33.3	674.2	579 ± 50.6
Cerebrum gray matter volume	571	663.2 ± 51	674.2	579 ± 50.6
Cerebrum white matter volume	406	384.6 ± 40.5	464.2	435 ± 50.6
Cerebrum white matter volume	406	425.3 ± 30	464.2	435 ± 50.6
Cerebellum volume	131.1	153.8 ± 10.8	145.2	142 ± 17.5
Cerebellum volume	131.1	134.7 ± 6.8	145.2	142 ± 17.5
Cerebellar gray matter volume	98.4	128.1 ± 9.2	111.9	n.a.
Cerebellar gray matter volume	98.4	112.3 ± 5.9	111.9	n.a.
Cerebellar white matter volume	32.7	26 ± 2.2	33.7	n.a.
Cerebellar white matter volume	32.7	22.4 ± 2	33.7	n.a.

n.a. no data available
^aControl groups from two different studies: first values [21], second values [22]
^bControl group from [23]; underlined are statistically significant differences from both control groups

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