Table 1 Prevalence of skewed X-inactivation (XCI) differs across tissues in the TwinsUK cohort.

From: Heritability of skewed X-inactivation in female twins is tissue-specific and associated with age

Tissue

Informative individuals

Skewed XCI individuals

Prevalence of skewed XCI

LCLs

422

145

34%

Whole blood

72

20

28%

Fat

378

45

12%

Skin

336

54

16%