Cross-cultural adaptation and validation of Malay version of Rapid Estimate of Adult Literacy in Dentistry (MREALD-30) among Orang Asli population in Malaysia

Table 3 Rasch analysis of MREALD-30

	Item mean	Outfit MNSQ	Outfit ZSTD	Infit MNSQ	Infit ZSTD
Temporomandibular	0.32	1.32	0.62	1.10	0.52
Hypoplasia	0.34	0.51	− 0.15	0.76	− 1.38
Plaque	0.40	1.35	0.61	0.85	− 1.04
Braces	0.47	1.54	0.80	1.39	2.30
Cellulitis	0.45	0.80	0.05	0.86	− 1.05
Apicoectomy	0.50	1.14	0.42	1.20	1.03
Fluoride	0.63	0.56	− 1.10	0.72	− 1.62
Bruxism	0.66	0.77	− 0.25	0.70	− 1.82
Pulp	0.63	1.33	0.75	0.84	− 0.90
Periodontal	0.61	0.60	− 0.80	0.86	− 0.71
Enamel	0.60	0.71	− 0.52	0.94	− 0.33
Restoration	0.88	0.52	− 0.23	0.69	− 1.13
Fistula	0.62	1.41	0.90	1.46	2.00
Sealant	0.72	1.20	0.53	1.20	1.19
Genetics	0.82	1.24	0.61	1.10	0.51
Incipient	0.81	0.51	− 0.89	0.74	− 1.08
Dentition	0.80	0.55	− 0.87	0.95	0.03
Abscess	0.82	1.22	0.52	1.11	0.44
Malocclusion	0.81	0.62	− 0.28	1.13	0.51
Denture	0.87	0.35	− 0.60	0.70	− 1.20
Gingiva	0.90	7.77	3.42	1.26	1.01
Hyperaemia	0.70	0.45	− 1.31	0.66	− 2.10
Analgesia	0.93	0.24	0.13	0.94	0.01
Sugar	0.93	0.21	− 0.38	0.67	− 0.90
Smoking	0.94	0.32	0.02	0.91	0.01
Floss	0.93	5.20	1.82	1.15	0.40
Extraction	0.92	7.58	2.03	1.20	0.60
Halitosis	0.98	0.21	0.12	0.91	0.01
Caries	0.95	0.25	0.51	0.71	− 0.40
Brush	0.99	9.05	2.73	1.13	0.42

ISSN: 1472-6831