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Table 4 Standardized coefficients for initial model and adjusted latent growth models

From: Prospective associations between pulse pressure and cognitive performance in Chinese middle-aged and older population across a 5-year study period

Models Parameters Standardized coefficients Z value P value Goodness-of-fit indices
Initial model Intercept 11.24 68.73 < 0.01 χ2(7) = 146.9, P < 0.001, CFI = 0.98, TLI = 0.97, SRMR = 0.058; RMSEA = 0.06 (0.05–0.07)
  Slope 0.01 0.11 0.92
  PP 2011 − 0.05 − 4.80 < 0.01
  PP 2013 − 0.04 − 5.46 < 0.01
  PP 2015 − 0.08 − 9.20 < 0.01
Adjusted modelsa Intercept 8.89 6.51 < 0.01 χ2(33) = 128.9, P < 0.001, CFI = 0.99, TLI = 0.98, SRMR = 0.01; RMSEA = 0.02 (0.02–0.03)
  Slope − 1.28 − 1.70 0.08
  PP 2011 0.01 0.52 0.61
  PP 2013 − 0.02 − 1.98 0.05
  PP 2015 − 0.02 − 2.27 0.02
  1. Abbreviations: CFI Comparative fit index, PP Pulse pressure, RMSEA Root mean square error of approximation, SRMR Standardized root mean square residual, TLI Tucker-Lewis index
  2. aAdjusted for age, sex, body mass index, education level, marital status, smoke, alcohol use, hukou status, living status and health status before age 16, hypertension, diabetes or high blood sugar, psychiatric problems, memory-related disease, stroke, glucose, glycosylated hemoglobin, total cholesterol, activities of daily living, and depression symptoms