Fig. 4

The top horizontal line of the column bar is the score bar, and the sum of the scores is the risk of osteoarthritis. A total of 11 indicators were included in the risk prediction table.In the gender indicator, a value of 1 denotes male and 0 denotes female. For race indicators, the values are as follows: 0 for "White," 1 for "Mexican American," 2 for "Black," 3 for "Other Hispanic," and 4 for "Multiracial." In the poverty impact ratio (PIR), 0 indicates "1.3-3.5," 1 indicates "<1.3," and 2 indicates ">3.5." Regarding educational level, 0 represents "<9th Grade," 1 represents "9-12th Grade," and 2 represents "College Graduate or above." For BMI categories, 0 denotes "18-25," 1 denotes "25-30," 2 denotes ">30," and 3 denotes "<18." For all remaining binary indicators, 0 signifies "No" and 1 signifies "Yes."