[R-meta] selection of studies with multiple criteria

[Patrizio Tressoldi]

How is it possible to select studies to be analyzed with rma by using
two (or more criteria), for example: Gender = M and HealthStatus = 1?

Thank you

Patrizio

--
Patrizio E. Tressoldi Ph.D.
Dipartimento di Psicologia Generale
Università di Padova
via Venezia 8
35131 Padova - ITALY
http://www.patriziotressoldi.it
https://orcid.org/0000-0002-6404-0058

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