Table 6

Mean weight for height for Scottish children in 1972 and 1994, by age group, the difference, and 95% CI

Age (years)		1972				1994		Difference in mean weight for height	95% CI for difference
Age (years)		No	Mean weight for height			No	Mean weight for height	Difference in mean weight for height	95% CI for difference
Boys
5	188	0.831		260	0.833	0.002	(−0.01 to 0.02)
6	179	0.825		311	0.827	0.002	(−0.01 to 0.01)
7	162	0.826		305	0.831	0.004	(−0.01 to 0.02)
8	152	0.832		310	0.838	0.006	(−0.01 to 0.02)
9	199	0.828		292	0.847	0.019	(0.01 to 0.03)
10	161	0.823		326	0.842	0.019	(0.01 to 0.03)
Girls
5	164	0.816		289	0.826	0.010	(−0.00 to 0.02)
6	151	0.816		286	0.832	0.016	(0.00 to 0.03)
7	167	0.815		315	0.837	0.022	(0.01 to 0.04)
8	164	0.827		292	0.852	0.025	(0.01 to 0.04)
9	155	0.831		288	0.856	0.025	(0.01 to 0.04)
10	172	0.836		313	0.865	0.028	(0.01 to 0.04)