Table 2. Study respondents’ previous exposure to psoriasis and related knowledge and attitude scores (N = 1,306).

A significant p-value was set as <0.05.

Variables	n	%	Knowledge scores				Attitude scores
			Mean	SD	p-value	Effect size	Mean	SD	p-value	Effect size
Respondent has psoriasis	44	3.37	7.82	2.01	0.406	0.023	6	10.91	0.035	0.058
Respondent knows a patient with psoriasis	468	35.83	8.1	2	<0.001	0.171	5.68	8.78	<0.001	0.189
Respondent lives with a patient with psoriasis	104	7.96	8.17	1.91	0.002	0.082	8.09	9.44	<0.001	0.155
Respondent heard about psoriasis before	1052	80.55	7.87	2.14	<0.001	0.25	4.3	9.08	<0.001	0.192