Table 5 Threshold effect analysis of CAL and PPD on mortality in MASLD participants

CAL

 Fitting by the standard linear model

1.38 (1.35, 1.42) < 0.001

 Fitting by the two-piecewise linear model

  Inflection point

1.42

  < 1.42

3.29 (2.92, 3.71) < 0.001

  > 1.42

1.20 (1.16, 1.24) < 0.001

 P for Log-likelihood ratio

< 0.001

PPD

 Fitting by the standard linear model

1.34 (1.26, 1.42) < 0.001

 Fitting by the two-piecewise linear model

  Inflection point

1.35

  < 1.35

1.94 (1.61, 2.34) < 0.001

  > 1.35

1.19 (1.09, 1.29) < 0.001

 P for Log-likelihood ratio

< 0.001

CVD mortality

CAL

 Fitting by the standard linear model

1.41 (1.35, 1.46) < 0.001

 Fitting by the two-piecewise linear model

  Inflection point

1.42

  < 1.42

3.91 (3.09, 4.94) < 0.001

  > 1.42

1.19 (1.13, 1.28) < 0.001

 P for Log-likelihood ratio

< 0.001

PPD

 Fitting by the standard linear model

1.45 (1.307, 1.609) < 0.001

 Fitting by the two-piecewise linear model

  Inflection point

1.35

  < 1.35

2.82 (1.92, 4.13) < 0.001

  > 1.35

1.22 (1.04, 1.42) < 0.001

 P for Log-likelihood ratio

< 0.001