5. D(M)FT caries increments not in meta‐analysis (immature permanent dentition).

Comparison	1450 to 1500			1000 to 1250
Study	Mean	SD	n	Mean	SD	n	SMD (95% CI)
Marks 1994	2.44	2.22	1116	2.43	2.22	1120	0.00 (‐0.08 to 0.09)
Comparison	1700 to 2200			1000 to 1250
Study	Mean	SD	n	Mean	SD	n	SMD (95% CI)
Marks 1994	2.195	2.22	2126	2.43	2.22	1120	‐0.11 (‐0.18 to ‐0.03)
Comparison	2400 to 2800			1000 to 1250
Study	Mean	SD	n	Mean	SD	n	SMD (95% CI)
Marks 1994	2.13	2.22	1112	2.43	2.22	1120	‐0.14 (‐0.22 to ‐0.05)
Comparison	1700 to 2200			1450 to 1500
Study	Mean	SD	n	Mean	SD	n	SMD (95% CI)
Marks 1994	2.195	2.22	2126	2.44	2.22	1116	‐0.11 (‐0.18 to ‐0.04)
Comparison	2400 to 2800			1450 to 1500
Study	Mean	SD	n	Mean	SD	n	SMD (95% CI)
Marks 1994	2.13	2.22	1112	2.44	2.22	1116	‐0.31 (‐0.49 to ‐0.13)
Comparison	2400 to 2800			1700 to 2200
Study	Mean	SD	n	Mean	SD	n	SMD (95% CI)
Marks 1994	2.13	2.22	1112	2.195	2.22	2126	‐0.03 (‐0.10 to 0.04)

CI = confidence interval; D(M)FT = decayed, missing, filled permanent teeth; n = number; SD = standard deviation; SMD = standardised mean difference.