Table 2.

Multiple comparisons between different age groups using Games–Howell non‐parametric post‐hoc test

		SE	p value	Mean difference (95%CI)
0–6 months	6–12 months	84.7	0.001	−322.7 (−528.0 to −117.4)
	1–6 years	244.7	<0.001	−1806.3 (−2395.0 to −1217.7)
6–12 months	1–6 years	241.5	<0.001	−1483.6 (−2065.3 to −901.9)

SE, standard error.