Table 11. Simple and multivariate linear correlations between various spinopelvic and sacropelvic parameters in men and women.

Linear regression models	Variable	R 2	Beta coefficient standard error
Men
PI = 42.183 + 0.300 SS	SS	0.225	0.08
LL = 40.154 + 0.224 TK	TK	0.054	0.136
Women
PI = 47.854 + 0.184 SS	SS	0.06	0.104
LL = 43.332 + 0.212 TK	TK	0.066	0.114

Abbreviations: LL, lumbar lordosis; PI, pelvic incidence; PT, pelvic tilt; SS, sacral slope; TK, thoracic kyphosis.