PMC:7781500 / 13419-13666 JSONTXT

{"project":"LitCovid-sentences","denotations":[{"id":"T154","span":{"begin":16,"end":69},"obj":"Sentence"},{"id":"T155","span":{"begin":70,"end":124},"obj":"Sentence"},{"id":"T156","span":{"begin":125,"end":171},"obj":"Sentence"},{"id":"T157","span":{"begin":172,"end":227},"obj":"Sentence"},{"id":"T158","span":{"begin":228,"end":246},"obj":"Sentence"}],"namespaces":[{"prefix":"_base","uri":"http://pubannotation.org/ontology/tao.owl#"}],"text":"   46 (18.1)  \n     Commonly (about 50%)   25 (19.8)   68 (26.9)  \n     Sometimes (about 25%)   17 (13.5)   90 (35.6)  \n     Rarely (less than 10%) 9 (7.1) 24 (9.4)\nPracticed mask fit check 42 (33.3) 44 (17.4) \u003c 0.001\nHand hygiene      \n"}