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Table 6 Subgroup analysis for association between TyG-BMI index (per 1 SD) and No. of available embryos

From: The association between triglyceride glucose-body Mass Index and in vitro fertilization outcomes in women with polycystic ovary syndrome: a cohort study

Subgroup

n total

Unadjusted

β (95% CI)

Unadjusted

P value

Adjusted

β (95% CI)

Adjusted

P value

P for interaction

BMI (kg/m2)

     

0.215

< 18.5

38

1.965

(-3.099, 7.029)

0.452

1.123

(-3.003, 5.249)

0.598

 

≥ 18.5, < 25

547

-0.836

(-1.596, -0.0077)

0.031

-0.411

(-1.128, 0.306)

0.262

 

≥ 25, < 30

282

-0.022

(-0.968, 0.925)

0.964

0.402

(-0.474, 1.278)

0.369

 

≥ 30

99

-0.060

(-1.115, 0.996)

0.912

0.391

(-0.480, 1.261)

0.381

 

AMH (ng/ml)

     

0.012

Low

311

-0.298

(-0.706, 0.111)

0.155

0.304

(-0.168, 0.775)

0.208

 

Middle

313

-0.524

(-0.996, -0.051)

0.031

-0.038

(-0.585, 0.509)

0.892

 

High

312

-1.273

(-1.850, -0.695)

< 0.0001

-1.090

(-1.705, -0.476)

< 0.001

 
  1. Abbreviations: BMI, body mass index; AMH, anti-müllerian hormone