Table 1.

Concentrations of Free Carnitines, Total Carnitines, and Total Acylcarnitines

Carnitines	Control group, Age: 2–7 days, n=(2,204) μmol/l Mean±SD	Group A, Age: 8–14 days, n=(295) μmol/l Mean±SD (P)	Group B, Age: 15–30 days, n=(228) μmol/l Mean±SD (P)
Free carnitine	26.08±7.73	27.58±9.36 (0.08)	29.37±9.9 (<0.01*)
Total acylcarnitine	25.48±6.9	30.37±7.2 (<0.001*)	31.85±8.4 (<0.001*)
Total carnitine (free carnitine+total acylcarnitine)	51.51±16.5	57.95±18.6 (<0.05*)	61.16±20.8 (<0.001*)
Short‐chain acylcarnitines	18.09±8.19	19.23±14.22 (0.13)	22.29±14.37 (<0.001*)
Medium‐chain acylcarnitines	1.24±0.44	1.26±1.59 (0.16)	1.34±0.40 (<0.01*)
Long‐chain acylcarnitines	6.76±2.41	7.84±3.50 (<0.01*)	8.26±3.31(<0.001*)

^*Significant.