Case Control Study
Copyright ©The Author(s) 2023.
World J Methodol. Jun 20, 2023; 13(3): 98-117
Published online Jun 20, 2023. doi: 10.5662/wjm.v13.i3.98
Figure 2
Figure 2 Variables eligible for the multivariable logistic regression model are described. A: The polynomial association between infertility in Sudanese women, and marital status; B: Family history of infertility; C: Use of modern contraceptives; D: Smoking; E: Caffeine consumption; F: Physical activity level; G: Number of meals consumed per day; H: Other vitamin A-rich fruits and vegetables; I: Other vegetables.