TABLE 3

Gender-Specific Weight-, Length-, and HC-for-Age Growth Curves L, M, and S Parameters

GA, wkWeight-for-Age CurveLength-for-Age CurveHC-for-Age Curve
L Curve ValueM Curve ValueS Curve ValueL Curve ValueM Curve ValueS Curve ValueL Curve ValueM Curve ValueS Curve Value
Female growth curves
    231.1950.5840.1401.61329.8610.0551.33820.8630.052
    241.1800.6510.1491.79931.0740.0581.41221.7590.051
    251.1610.7370.1592.00532.3230.0621.50022.6670.052
    261.1400.8270.1692.23433.6380.0651.59923.5840.053
    271.1160.9360.1782.39535.0470.0671.68524.5410.054
    281.0871.0610.1852.39636.5220.0681.74025.5290.056
    291.0541.2040.1862.23138.0410.0681.77126.5250.055
    301.0151.3730.1822.12539.5450.0661.77827.5070.054
    310.9751.5460.1772.21740.9610.0631.77428.4330.052
    320.9301.7310.1722.17242.3340.0611.75429.3330.050
    330.8781.9560.1671.93843.7010.0591.72030.2410.050
    340.8272.1870.1661.78444.9780.0581.67731.1260.050
    350.7862.4130.1811.74646.1670.0581.64731.9440.051
    360.7642.6640.1921.75047.3560.0581.62932.6750.052
    370.7712.9370.1851.80948.5010.0561.61333.2890.050
    380.7963.1730.1631.84049.4760.0521.60133.7420.047
    390.8213.3380.1461.88350.2140.0501.59734.0400.045
    400.8413.4540.1371.92250.7880.0471.59534.2730.043
    410.8553.5300.1341.95851.2710.0461.59534.4970.042
Male growth curves
    231.3170.6210.1361.60830.2820.0571.45021.3490.049
    241.3050.6900.1421.74831.5430.0591.51022.2460.049
    251.2890.7800.1501.88932.8620.0621.57023.1740.050
    261.2700.8900.1582.02934.2650.0641.63024.1640.051
    271.2481.0090.1652.15935.7320.0651.68525.1780.052
    281.2241.1410.1712.26437.2210.0661.72726.1450.052
    291.1961.2800.1742.33538.6690.0651.75027.0620.052
    301.1621.4430.1742.36740.1100.0641.75627.9870.052
    311.1221.6310.1712.35741.5550.0621.74728.9350.052
    321.0751.8290.1672.31442.9740.0601.73429.8550.051
    331.0212.0570.1642.24444.3680.0581.72730.7580.051
    340.9682.2850.1632.16345.6580.0571.72931.6300.051
    350.9172.5270.1712.07446.8760.0571.73632.4480.051
    360.8732.7920.1771.97348.1020.0571.74433.2120.051
    370.8393.0560.1711.86649.2700.0551.74833.8690.050
    380.8143.3060.1581.76950.2490.0521.75034.3580.048
    390.7963.4690.1461.68951.0070.0491.75134.6380.046
    400.7853.5790.1401.62651.6120.0471.75234.8320.045
    410.7763.6660.1361.57252.1220.0461.75235.0330.044
  • Adapted from Groveman.20 The LMS method estimates 3 age-specific parameters: a Box-Cox power transformation of skewness (L), median (M), and coefficient of variation (S).