Weight estimation in Paediatrics: how accurate is the Broselow-tape weight estimation in the Nigerian child

Table 2 Difference in mean weight between the actual measurement and Broselow-Tape estimation in each age category

Variables	Broselow estimation		Actual weight		Mean difference	Confidence interval
Variables	N	Mean ± SD^a	N	Mean ± SD	± SD	Confidence interval
Age category
1 year	84	10.81 ± 1.18	84	10.57 ± 1.75	0.25 ± 1.10	−0.01, 0.48
2 years	104	13.62 ± 1.55	104	13.54 ± 1.97	0.08 ± 1.54	− 0.22, 0.38
3 years	87	15.75 ± 1.96	87	15.55 ± 2.39	0.21 ± 1.49	− 0.11, 0.53
4 years	68	18.68 ± 2.20	68	18.52 ± 2.77	0.17 ± 2.01	− 0.33, 0.66
5 years	44	20.52 ± 2.53	44	20.71 ± 3.36	−0.19 ± 2.15	−0.85, 0.46
6 years	120	23.80 ± 3.25	120	23.02 ± 3.75	0.78 ± 2.49	0.33, 1.23
7 years	239	26.64 ± 3.86	239	25.10 ± 4.56	1.54 ± 3.34	1.11, 1.96
8 years	222	28.61 ± 4.12	222	26.97 ± 4.97	1.63 ± 3.38	1.19, 2.08
9 years	232	31.16 ± 3.33	232	28.87 ± 4.74	2.29 ± 3.88	1.79, 2.79
10 years	174	32.10 ± 3.18	174	29.76 ± 4.45	2.34 ± 3.91	1.84, 2.84
11 years	57	33.19 ± 2.97	57	30.17 ± 4.74	3.02 ± 3.91	1.98, 4.06
12 years	25	33.44 ± 3.24	25	31.76 ± 5.42	1.68 ± 4.16	0.04, 3.40
Overall	1456	25.40 ± 7.55	1456	24.01 ± 7.30	1.39 ± 3.19	1.23, 1.56

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