Table 2.

Comparing observed measurements with measurements predicted by the models

Growth period	No. measurements	Mean observed length/height cm (SD)	Mean difference (actual − predicted) cm [95% level of agreement]
Boys (n = 2106)
Birth length	2159	48.55 (2.62)	−0.003 [−0.062 to 0.056]
0–3 months	1259	60.47 (2.66)	0.043 [−0.039 to 0.125]
3–12 months	2462	70.31 (7.25)	−0.040 [−0.101 to 0.022]
12–29 months	2371	85.46 (5.46)	0.012 [−0.036 to 0.059]
29+ months	1944	103.86 (4.75)	−0.003 [−0.023 to 0.016]
Girls (n = 1947)
Birth length	2009	48.15 (2.41)	−0.001 [−0.006 to 0.004]
0–3 months	1173	59.05 (2.58)	0.001 [−0.007 to 0.009]
3–12 months	2213	68.95 (6.75)	−0.001 [−0.011 to 0.008]
12–32 months	2258	80.80 (6.09)	0.001 [−0.024 to 0.025]
32+ months	1806	100.24 (5.94)	−0.016 [−0.086 to 0.053]

SD, standard deviation.