Efficacy and safety of mineralocorticoid receptor antagonists for patients with heart failure and diabetes mellitus: a systematic review and meta-analysis

Table 2 Newcastle-Ottawa Scale (NOS) assessment of the quality of the studies

	Selection				Comparability			Outcome		Score
Study	1	2	3	4	5a	5b	6	7	8
O’Keefe, et al (2008) [29]	★	★	★	★	★	★	★	☆	★	9
Eschalier, et al (2013) [30]	★	★	★	★	☆	☆	★	☆	★	6
Vaduganathan, et al (2014) [31]	★	★	★	★	★	★	★	☆	★	9
Khosraviani, et al (2014) [32]	★	★	★	★	☆	☆	★	☆	☆	5

Notes: 1 indicates exposed cohort truly representative, 2 the non exposed cohort drawn from the same community, 3 ascertainment of exposure by secure record or structured interview, 4 outcome of interest was not present at start of study, 5A cohorts comparable on basis of sex and age, 5B cohorts comparable on other factor(s), 6 quality of outcome assessment, 7 follow-up long enough for outcomes to occur, and 8 complete follow up, ★ yes, ☆ no

ISSN: 1471-2261