Table 8.

L, M, and S parameters and percentiles for head circumference (cm) for age: girls 0 to 60 months

Age (m)	L	M	S	3rd	5th	10th	25th	50th	75th	90th	95th	97th
0	−2.503701	34.52737	4.88E-02	31.7873	32.09011	32.57684	33.45146	34.52737	35.7352	36.96	37.7677	38.32674
1	−2.225385	36.02257	4.85E-02	33.15373	33.47381	33.98678	34.90368	36.02257	37.26606	38.51265	39.32639	39.8856
2	−1.946316	37.46288	4.81E-02	34.46878	34.80608	35.345	36.30311	37.46288	38.73907	40.00431	40.82231	41.3807
3	−1.666529	38.80659	4.77E-02	35.69413	36.0482	36.61217	37.60931	38.80659	40.11121	41.39082	42.21054	42.76662
4	−1.387063	40.02756	4.73E-02	36.80594	37.17606	37.76372	38.79696	40.02756	41.35563	42.64481	43.4635	44.01566
5	−1.109778	41.11152	4.69E-02	37.79148	38.1767	38.78634	39.85223	41.11152	42.45782	43.75177	44.56677	45.11346
6	−0.8365179	42.05598	4.65E-02	38.64886	39.04809	39.67783	40.7727	42.05598	43.41544	44.70971	45.51867	46.05856
7	−0.5688999	42.8661	4.62E-02	39.38322	39.79531	40.44321	41.56338	42.8661	44.23405	45.52475	46.32568	46.85773
8	−0.3078383	43.55234	4.58E-02	40.00447	40.42829	41.09243	42.23438	43.55234	44.92461	46.20845	46.99977	47.5232
9	−5.48E-02	44.12904	4.54E-02	40.52617	40.96059	41.63915	42.79959	44.12904	45.50211	46.77648	47.55709	48.0714
10	0.1881263	44.61362	4.50E-02	40.96476	41.40873	42.09998	43.27593	44.61362	45.98469	47.24776	48.01702	48.52204
11	0.4193889	45.02317	4.46E-02	41.33632	41.78881	42.49116	43.67995	45.02317	46.39008	47.64067	48.39836	48.89414
12	0.6376524	45.37192	4.42E-02	41.6542	42.11424	42.82619	44.02544	45.37192	46.73304	47.9705	48.71666	49.20347
13	0.8415571	45.6717	4.39E-02	41.92958	42.39622	43.11634	44.32389	45.6717	47.02584	48.24993	48.98486	49.46309
14	1.030705	45.93101	4.35E-02	42.17039	42.6427	43.36964	44.58351	45.93101	47.27729	48.48799	49.2121	49.68218
15	1.20485	46.15697	4.31E-02	42.38326	42.86034	43.59282	44.81118	46.15697	47.49477	48.69225	49.40602	49.86843
16	1.363833	46.35577	4.27E-02	42.57391	43.05487	43.79167	45.01289	46.35577	47.68465	48.86925	49.57321	50.02844
17	1.50768	46.53181	4.23E-02	42.74633	43.23035	43.9703	45.19286	46.53181	47.85147	49.02361	49.71831	50.16685
18	1.636287	46.68925	4.20E-02	42.90436	43.3906	44.13261	45.35511	46.68925	47.99957	49.15973	49.84576	50.2881
19	1.749494	46.83193	4.16E-02	43.05145	43.53912	44.28215	45.50331	46.83193	48.13288	49.28163	49.9596	50.39623
20	1.847589	46.96207	4.13E-02	43.18953	43.67789	44.42095	45.63961	46.96207	48.2537	49.39163	50.06213	50.49353
21	1.931128	47.08033	0.0408943	43.31905	43.80736	44.54952	45.7646	47.08033	48.36269	49.49035	50.15392	50.58051
22	2.00085	47.18586	4.05E-02	43.43901	43.9266	44.66696	45.8774	47.18586	48.45897	49.57684	50.23393	50.6561
23	2.057523	47.2778	4.02E-02	43.54843	44.03461	44.77234	45.97716	47.2778	48.54165	49.65012	50.30115	50.71922
24	2.10149	47.3577	3.99E-02	43.64854	44.13272	44.86703	46.06534	47.3577	48.61234	49.71181	50.35717	50.77145
25	2.132824	47.42918	3.95E-02	43.74251	44.22414	44.95436	46.14542	47.42918	48.67474	49.76569	50.40582	50.81665
26	2.151776	47.49645	3.92E-02	43.83404	44.31267	45.03823	46.22145	47.49645	48.7332	49.81619	50.45154	50.85927
27	2.158819	47.56337	3.89E-02	43.92651	44.40174	45.12219	46.29716	47.56337	48.79167	49.86732	50.49838	50.90337
28	2.154635	47.63264	3.85E-02	44.02217	44.49371	45.20871	46.37515	47.63264	48.85291	49.92187	50.54914	50.95174
29	2.140106	47.70589	3.82E-02	44.12231	44.58993	45.29922	46.45697	47.70589	48.9186	49.98149	50.60545	51.00601
30	2.116251	47.78452	3.79E-02	44.22797	44.69151	45.39494	46.54394	47.78452	48.99015	50.04761	50.66869	51.06754
31	2.084149	47.86946	3.76E-02	44.33978	44.79914	45.49664	46.63695	47.86946	49.06849	50.12113	50.73978	51.13721
32	2.044935	47.96051	0.0373559	44.45732	44.91246	45.60402	46.73575	47.96051	49.15342	50.20178	50.81839	51.21468
33	1.999784	48.05689	3.71E-02	44.57967	45.03061	45.71627	46.83958	48.05689	49.24413	50.28872	50.90361	51.299
34	1.949959	48.15741	0.036812	44.70553	45.1523	45.83214	46.94724	48.15741	49.33935	50.3806	50.99407	51.38875
35	1.896819	48.26078	3.66E-02	44.83353	45.27621	45.95036	47.05748	48.26078	49.43777	50.476	51.08828	51.48241
36	1.84183	48.36522	3.63E-02	44.96187	45.40056	46.06916	47.16852	48.36522	49.5375	50.57297	51.1842	51.57788
37	1.786574	48.46861	3.61E-02	45.08842	45.52324	46.18647	47.27831	48.46861	49.63635	50.66917	51.27942	51.6727
38	1.732738	48.56807	3.58E-02	45.21039	45.64148	46.29951	47.38403	48.56807	49.73132	50.76149	51.37074	51.76358
39	1.682087	48.65997	3.56E-02	45.32427	45.75177	46.40477	47.48215	48.65997	49.81866	50.84601	51.45412	51.84642
40	1.635708	48.74256	3.54E-02	45.42837	45.85243	46.50056	47.57095	48.74256	49.89653	50.92082	51.52759	51.91922
41	1.593709	48.81722	3.51E-02	45.52401	45.94477	46.58822	47.65179	48.81722	49.96635	50.98735	51.59261	51.98343
42	1.556129	48.88592	3.49E-02	45.61307	46.03068	46.66964	47.72661	48.88592	50.03013	51.04765	51.65123	52.04112
43	1.52294	48.94985	3.47E-02	45.69672	46.11134	46.74601	47.79657	48.94985	50.08908	51.10297	51.70473	52.09357
44	1.493929	49.01028	3.45E-02	45.77621	46.188	46.81855	47.86293	49.01028	50.1445	51.15461	51.75443	52.14214
45	1.46865	49.06872	3.43E-02	45.85305	46.26214	46.88877	47.92719	49.06872	50.19793	51.20418	51.80196	52.18845
46	1.446665	49.12607	3.41E-02	45.92818	46.33471	46.95758	47.99023	49.12607	50.25029	51.25261	51.84828	52.23349
47	1.427601	49.18317	3.39E-02	46.00247	46.40655	47.02582	48.0529	49.18317	50.30243	51.30077	51.89428	52.27817
48	1.411117	49.2413	3.37E-02	46.07722	46.47895	47.09477	48.11647	49.2413	50.35566	51.35001	51.94132	52.32385
49	1.396857	49.302	3.35E-02	46.15394	46.55344	47.16596	48.18247	49.302	50.41153	51.40191	51.99101	52.37217
50	1.384654	49.36485	3.33E-02	46.23233	46.62969	47.23902	48.2505	49.36485	50.46961	51.45603	52.04289	52.42266
51	1.374441	49.42837	3.31E-02	46.31104	46.70633	47.31256	48.31913	49.42837	50.52837	51.51078	52.09538	52.47371
52	1.365843	49.49183	3.29E-02	46.38944	46.78271	47.38592	48.38765	49.49183	50.58706	51.56543	52.14771	52.52459
53	1.358476	49.55444	3.28E-02	46.46687	46.85816	47.45838	48.45532	49.55444	50.64488	51.61917	52.19909	52.57448
54	1.352016	49.6149	3.26E-02	46.54219	46.9315	47.52874	48.52088	49.6149	50.7005	51.67062	52.24813	52.62199
55	1.346175	49.67169	0.032376	46.61403	47.00134	47.59558	48.58284	49.67169	50.75233	51.71818	52.29322	52.66549
56	1.340603	49.72526	3.22E-02	46.68288	47.06817	47.65936	48.64169	49.72526	50.80085	51.76232	52.33482	52.70547
57	1.335177	49.77718	0.0319982	46.75022	47.13348	47.7216	48.69894	49.77718	50.84766	51.8047	52.37462	52.74363
58	1.329885	49.82841	3.18E-02	46.81693	47.19815	47.78319	48.75552	49.82841	50.89373	51.8463	52.41362	52.78097
59	1.324733	49.87906	3.16E-02	46.88313	47.2623	47.84424	48.81155	49.87906	50.93919	51.88725	52.45194	52.81762
60	1.319751	49.9299	3.14E-02	46.94954	47.32667	47.90552	48.8678	49.9299	50.98484	51.92837	52.49042	52.8544