- CFI Comparative fit index, TLI Tucker-Lewis index; and RMSEA Root mean square error of approximation. IU5MR = intercept U5MR; SU5MR = slope U5MR; IDGGHE = intercept DGGHE; SDGGHE = slope DGGHE. Source: Author 's computed using the study dataset and MPLUS 8.10 software. ***p < 0.01