Table 7.

Table of Abbreviations

Acronym	Full name
CRT	cluster randomized trial
ICC	intracluster correlation coefficient
GEE	generalized estimating equations
QIF	quadratic inference function
GMM	generalized method of moments
HALI	health and literacy intervention
IQR	interquartile range
SD	standard deviation
TGI	the godambe infomration criterion
DGP	data generating process
CS	correlation structure in the data generating process
MM	mean model in the data generating process
CS0	fixed-regular exchangeable correlation structure
CS1	regular exchangeable correlation structure
CS2	cluster-specific exchangeable correlation structure
CS3	cluster-specific exchangeable with sub-clustering correlation structure
MM1	intervention-arm only model
MM2	intervention-arm with 4 covariates model
RBS	relative bias
SE	standard error
ESE	empirical standard error
MRSE	mean robust standard error
PR	power ratio
Q/G	quadratic inference function relative to generalized estimating equations
${\text{QIF}}_{\text{MD}}$	quadratic inference function with the Mancl-DeRouen bias-correction method
${\text{QIF}}_{\text{KC}}$	quadratic inference function with the Kauermann-Carroll bias-correction method
${\text{GEE}}_{\text{ind}}$	generalized estimating equations using independence working correlation
${\text{GEE}}_{\text{exc}}$	generalized estimating equations using exchangeable working correlation
${\text{QIF}}_{\text{ind}-\text{MD}}$	quadratic inference function with Mancl-DeRouen bias correction and independence
${\text{QIF}}_{\text{ind}-\text{KC}}$	quadratic inference function with Kauermann-Carroll bias correction and independence
${\text{QIF}}_{\text{exc}-\text{MD}}$	quadratic inference function with Mancl-DeRouen bias correction and exchangeable
${\text{QIF}}_{\text{exc}-\text{KC}}$	quadratic inference function with Kauermann-Carroll bias correction and exchangeable