Table 3.

Growth status of menstruating (post-) and non-menstruating (pre-) adolescent girls

Age	n		Height (cm), Mean ± SD		Weight (kg), Mean ± SD		BMI (kg/m2), Mean ± SD		BMI Z-scores, Mean ± SD
	Pre-	Post-	Pre-	Post-	Pre-	Post-	Pre-	Post-	Pre-	Post-
<12	5	0	141.8 ± 4.14		30.4 ± 2.85		15.1 ± 0.60		−1.35 ± 0.40
12–12.99	9	6	147.4 ± 6.31	154.1 ± 4.02*	35.3 ± 4.25	41.2 ± 3.51*	16.2 ± 1.70	17.3 ± 1.00	−1.12 ± 0.84	−0.51 ± 0.43
13–13.99	38	52	150.2 ± 6.90	155.1 ± 4.92**	38.4 ± 9.24	45.1 ± 5.84**	17.0 ± 3.69	18.7 ± 2.21*	−1.15 ± 1.06	−0.34 ± 0.84**
14–14.99	29	132	150.8 ± 7.73	155.9 ± 5.76**	38.4 ± 8.91	47.0 ± 6.46**	16.8 ± 2.85	19.3 ± 2.27*	−1.29 ± 1.10	−0.23 ± 0.77**
15–15.99	7	138	151.5 ± 7.35	157.9 ± 5.26**	43.0 ± 6.20	49.2 ± 6.51*	18.7 ± 1.88	19.7 ± 2.21	−0.68 ± 1.03	−0.29 ± 0.84
16–16.99	0	85		157.7 ± 5.47		49.4 ± 5.58		19.9 ± 2.11		−0.39 ± 0.80
17–17.99	0	18		155.3 ± 4.09		49.6 ± 5.87		20.6 ± 2.45		−0.30 ± 0.92
18–19.99	0	6		158.4 ± 2.96		51.0 ± 7.54		20.3 ± 3.24		−0.67 ± 1.40

^*P < 0.05, ^**P < 0.01