PMC:7781500 / 14665-14881 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T169","span":{"begin":72,"end":127},"obj":"Sentence"},{"id":"T170","span":{"begin":128,"end":163},"obj":"Sentence"},{"id":"T171","span":{"begin":164,"end":201},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":")   RT-PCR positive n=39 (26%)   RT-PCR negative n=111 (74%) p-value\nN-95 mask with fit check   18 (46.2) 67 (60.4) 0.124\nGown   16 (41.0) 57 (51.4) 0.267\nGoggles   8 (20.5) 41 (36.9) 0.060\nFace shield   "}