Egyptian Rheumatology and Rehabilitation

Table 2 The mean value of total MHISS in the major clinical manifestations of the disease

From: The reliability and validity of the Arabic version of the Mouth Handicap in Systemic Sclerosis (MHISS) Questionnaire in Arabian systemic sclerosis patients

	No.	Total MHISS	t test
	No.	Mean ± SD	t	p value
Subtype
dSSc	18	12.2 ± 3.38	0.019	0.980
lSSc	20	12.1 ± 3.72	0.019	0.980
ILD
Negative	23	11.17 ± 3.01	− 2.387	0.022*
Positive	15	13.8 ± 3.74	− 2.387	0.022*
PAH
Negative	29	11.37 ± 3.15	− 2.855	0.007*
Positive	9	14.88 ± 3.44	− 2.855	0.007*
Kidney affection
Positive	2	12.9 ± 3.36	0.018	0.990
Negative	37	12.8 ± 3.92	0.018	0.990
Oesophageal affection
Negative	21	10.90 ± 2.68	− 2.760	0.009*
Positive	17	13.82 ± 3.82	− 2.760	0.009*
Musculoskeletal affection
Negative	23	10.52 ± 2.50	− 4.525	0.000*
Positive	15	14.8 ± 3.32	− 4.525	0.000*
Telangiectasia
Negative	28	11.57 ± 3.30	− 1.942	0.060
Positive	10	14 ± 3.65	− 1.942	0.060
Digital ulcer
Negative	27	11.25 ± 3.13	− 2.851	0.007*
Positive	11	14.54 ± 3.44	− 2.851	0.007*
Hypo and hyperpigmentation
Negative	33	12.33 ± 3.62	0.547	0.588
Positive	5	11.4 ± 2.88	0.547	0.588

dSSc diffuse systemic sclerosis, lSSc localised systemic sclerosis, ILD interstitial lung disease, PAH pulmonary artery hypertension, MHISS Mouth Handicap in Systemic Sclerosis, t t value of Student's t test,
*p value; significant if ≤ 0.05

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