Table 2 Weighted logistic regression models for the association between prognostic nutritional index (PNI) and diabetic retinopathy (DR) in adults in the NHANES 2001–2018.

From: Association between prognostic nutritional index and diabetic retinopathy among U.S. diabetic adults in NHANES

Characteristic

Model 1 OR (95%CI)

Model 2 OR (95%CI)

Model 3 OR (95%CI)

PNI

0.93(0.91,0.96)

0.93(0.90,0.95)

0.93(0.91,0.95)

Categories

Q1

1.0

1.0

1.0

Q2

0.89 (0.71, 1.12)

0.89 (0.71, 1.12)

0.88 (0.70, 1.12)

Q3

0.63 (0.47, 0.85)

0.62 (0.46, 0.83)

0.63 (0.46, 0.84)

Q4

0.49 (0.38, 0.64)

0.47 (0.36, 0.61)

0.47 (0.36, 0.62)

p for trend

< 0.001

< 0.001

< 0.001

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