Fig. 2From: Association between dietary phosphorus intake and chronic constipation in adults: evidence from the National Health and Nutrition Examination SurveyOverall Survival (Using the Stool Consistency Definition of Constipation). Notes the relationship between dietary phosphorus and constipation (Using the Stool Consistency Definition of Constipation), unweighted. *Adjusted for age (< 45, ≥ 45 < 65, and ≥ 65 years old), sex and ethnicity (Non-Hispanic White, Mexican American, Non-Hispanic Black, Other Hispanic, and Other Race), BMI (< 25 kg/m2, 25–29.9 kg/m2, and ≥ 30 kg/m2), Physical activity (MET-min/week) (< 500, ≥ 500, or missing data), poor oral health (yes, no, missing data), hypertension (yes, no), depression (yes, no), diabetes (yes, no), smoking status (never, former, and now), drinking status (yes, no), milk (often, sometimes, rarely, never), energy (T1 < 1590.0; T2, 1590.0–2247.0; T3 ≥ 2247.1 kcal/day), and income-poverty ratio (%) (< 2, ≥ 2, or missing data)Back to article page