Quality-of-life measures and their psychometric properties used in African chronic kidney disease populations: a systematic review using COSMIN methodology

Table 3 Methodological quality of the included studies

Author, year of publication	Structural validity	Internal consistency	Test–retest reliability	Hypotheses testing for construct validity
Bouidida et al. 2014 [26]	NR	Doubtful	Doubtful	Inadequate
Abd ElHafeez et al. 2012 [34]	Inadequate	Inadequate	Doubtful	Inadequate
Gebrie et al. 2022 [33]	Very good	Very good	Doubtful	Inadequate
Elamin et al. 2019 [25]	NR	Doubtful	Doubtful	Inadequate
Bagasha et al. 2022 [35]	NR	Doubtful	NR	Inadequate

Patient reported outcomes measure (PROM) development, Measurement error, cross-cultural validity, criterion validity, and responsiveness were not reported in any of the studies
NR not reported

ISSN: 1471-2369