PMC:7214329 / 6936-7312 JSON TXT

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Id	Subject	Object	Predicate	Lexical cue
T36	233-237	http://purl.obolibrary.org/obo/UBERON_0000473	denotes	test
T37	256-264	http://purl.obolibrary.org/obo/UBERON_0000473	denotes	test was
T38	294-297	http://purl.obolibrary.org/obo/CLO_0001562	denotes	A 2
T39	294-297	http://purl.obolibrary.org/obo/CLO_0001563	denotes	A 2

Id	Subject	Object	Predicate	Lexical cue
T50	0-81	Sentence	denotes	Statistical analyses were performed using SPSS version 20.0 software (SPSS Inc.).
T51	82-293	Sentence	denotes	The differences in the positive rates between the medical areas and the living quarters and the general isolation ward and ICU were compared by the χ2 test; the Fisher exact test was used when data were limited.
T52	294-376	Sentence	denotes	A 2-sided α of less than 0.05 was considered to indicate statistical significance.