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. 2020 Sep 29;13:1791–1801. doi: 10.2147/RMHP.S269664

Table 3.

Association Between Clinical Manifestations and Blastocystis sp. Infection

Variable		Blastocystis sp. Infection (n, %)		χ²	P	OR	95% CI for OR
Variable		Positive (n = 48)	Negative (n = 459)	χ²	P	OR	95% CI for OR
Abdominal distension	No (n = 444)	46 (10.4)	398 (89.6)	3.324	0.068	0.284	0.067, 1.199
Abdominal distension	Yes (n = 63)	2 (3.2)	61 (96.8)	3.324	0.068	0.284	0.067, 1.199
Loss of appetite	No (n = 416)	41 (9.9)	375 (90.1)	0.408	0.523	0.762	0.33, 1.758
Loss of appetite	Yes (n = 91)	7 (7.7)	84 (92.3)	0.408	0.523	0.762	0.33, 1.758
Itchy skin	No (n = 445)	43 (9.7)	402 (90.3)	0.162	0.687	0.82	0.312, 2.156
Itchy skin	Yes (n = 62)	5 (8.1)	57 (91.9)	0.162	0.687	0.82	0.312, 2.156
Perianal pruritus	No (n = 479)	48 (10.0)	431 (90.0)	‒*	0.079	‒*	‒*
Perianal pruritus	Yes (n = 28)	0 (0.0)	28 (100.0)	‒*	0.079	‒*	‒*
Constipation	No (n = 452)	41 (9.1)	411 (90.9)	0.765	0.382	1.462	0.621, 3.419
Constipation	Yes (n = 55)	7 (12.7)	48 (87.3)	0.765	0.382	1.462	0.621, 3.419

Note: *Data unavailable or not calculated.

Abbreviations: OR, odds ratio; CI, confidence interval.