Table 2.

Studies and variables included after inclusion criteria (in chronological order) on reported prevalence of caries in permanent teeth

Author	Country	Year	Sample	Age (years)	DMFT	SD
Abolfotouh et al.51	Saudi Arabia	2000	959	6–13	0.79	2.84
Al-Banyan et al.27	Saudi Arabia	2000	272	5–12	2	1.9
Al-Sharbati et al.52	Libya	2000	762	6–12	1.63	1.03
Wyne et al.31	Saudi Arabia	2001	76	9.7	0.72	1.96
Wyne et al.33	Saudi Arabia	2002	449	7–11	1.6	1.5
Rodd et al.35	Somalia	2002	238	11–14	1.37	0.59
Dosari et al.53	Saudi Arabia	2003	734	16.4	7.2	4.785
Al-Dosari et al.39	Saudi Arabia	2004	392	11–12	5.06	3.65
Al-Dosari et al.39	Saudi Arabia	2004	281	11–12	4.53	3.57
Jamel et al.40	Iraq	2004	1011	11–12	1.6	2.9
Jamel et al.40	Iraq	2004	939	14–15	1.9	1.8
Al-Ismaily et al.54	Oman	2004	2860	15	3.23	3.70
Al-Malik et al.10	Saudi Arabia	2006	300	6–7	0.41	0.86
Al-Mutawa et al.42	Kuwait	2006	2290	12–14	3.25	3.73
Ahmed et al.55	Iraq	2007	392	12	1.7	1.9
Farag et al.56	Egypt	2009	90	14–15	6.7	2.3
Nurelhuda et al.57	Sudan	2009	1109	12	0.49	1.06
Al-Haddad et al.44	Yemen	2010	474	6–8	1.17	1.52
Al-Haddad et al.44	Yemen	2010	492	9–11	2.3	1.63
Al-Haddad et al.44	Yemen	2010	507	12–14	3.22	1.92
Al-Dosari et al.58	Saudi Arabia	2010	3903	12–13	2.93	3.2
Al-Dosari et al.58	Saudi Arabia	2010	4467	15–18	4.08	5.12
Hazza’a et al.46	Jordon	2011	36	4–8	0.3	0.48
Hazza’a et al.46	Jordon	2011	24	8–12	0.95	0.78
Al-Khadra49	Saudi Arabia	2011	116	7–14	3.93	1.64
Huew et al.59	Libya	2012	791	12	1.68	1.86
Al-Otaibi et al.60	Yemen	2012	400	12	2.22	1.56

DMFT, decayed, missing and filled teeth.