moderately significantP < 0.001
Correlation estimate between MZ twins was moderately significant with r = 0.528 (SE = 0.049, P < 0.001), and was higher than that between pairs of full siblings (r = 0.257, SE = 0.034).
Correlation estimate between MZ twins was moderately significant with r = 0.528 (SE = 0.049, P < 0.001), and was higher than that between pairs of full siblings (r = 0.257, SE = 0.034).