Table 2 Relationship between RFM and infertility.

From: Association of relative fat mass with female infertility: a cross-sectional study based on NHANES 2017–2020

Outcome

Crude model

Model I

Model II

OR (95%CI)

P-value

OR (95%CI)

P-value

OR (95%CI)

P-value

RFM

1.04 (1.02 ~ 1.07)

< 0.001

1.04 (1.01 ~ 1.07)

0.002

1.06 (1.01 ~ 1.12)

0.019

RFM (quartile)

      

 Q1

Reference

 

Reference

 

Reference

 

 Q2

1.22 (0.77 ~ 1.95)

0.398

1.13 (0.71 ~ 1.82)

0.604

1.47 (0.80 ~ 2.70)

0.215

 Q3

1.45 (0.92 ~ 2.28)

0.110

1.32 (0.83 ~ 2.11)

0.240

2.38 (0.99 ~ 5.70)

0.052

 Q4

2.20 (1.43 ~ 3.38)

< 0.001

2.03 (1.30 ~ 3.17)

0.002

2.38 (0.99 ~ 5.70)

0.005

P for trend

< 0.001

 

0.001

 

0.003

 
  1. CI confidence interval.
  2. Model I adjusted for age, race.
  3. Model II adjusted for age, race, education level, marital status, family income, body mass index, drink status, smoking status, trouble sleeping, menstrual cycle regularity and ever treated for a pelvic infection/PID.
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