Table 3 Carnitine profile according to the number of oocytes [μmol/L] [median (interquartile range)]
Serum oocyte number | Follicular fluid oocyte number | |||
|---|---|---|---|---|
≤ 9 N=29 | >9 N=13 | ≤ 9 N=29 | >9 N=13 | |
Analytes | Median (IQR) | Median (IQR) | Median (IQR) | Median (IQR) |
free carnitine | 28.667 (6.090) | 24.897 (4.137)* | 28.768 (4.408) | 25.515 (4.307) # |
Total acyl-carnitine | 9.147 (2.268) | 8.767 (0.960) | 7.997 (1.825) | 6.810 (1.908) # |
Total carnitine | 36.940 (6.965) | 32.869 (4.616)* | 37.098 (5.845) | 31.622 (6.026) # |
AC/FC ratio | 0.316 (0.075) | 0.345 (0.073) | 0.280 (0.0499 | 0.278 (0.053) |
Total short-chain acylcarnitines | 7.860 (1.492) | 7.787 (1.172) | 7.373 (1.8459 | 6.343 (1.802) # |
Total medium-chain acylcarnitine | 0.715 (0.257) | 0.648 (0.275) | 0.313 (0.1209 | 0.277 (0.065) |
Total long-chain acylcarnitine | 0.347 (0.060) | 0.312 (0.072)* | 0.140 (0.027) | 0.127 (0.040) |
Short chain acylcarnitines | ||||
C2-carnitine | 7.393 (1.445) | 7.470 (1.123) | 6.833 (1.622) | 5.880 (1.800) # |
C3-carnitine | 0.185 (0.075) | 0.180 (0.063) | 0.210 (0.070) | 0.177 (0.053) # |
C4-carnitine | 0.143 (0.058) | 0.140 (0.058) | 0.170 (0.081) | 0.153 (0.033) |
C5-carnitine | 0.058 (0.025) | 0.050 (0.020) | 0.053 (0.013) | 0.050 (0.010) |
C5-OH carnitine | 0.023 (0.010) | 0.030 (0.010) | 0.020 (0.007) | 0.020 (0.003) |
Medium chain acylcarnitines | ||||
C6-carnitine | 0.027 (0.013) | 0.027 (0.007) | 0.020 (0.013) | 0.020 (0.003) |
C8-carnitine | 0.100 (0.037) | 0.093 (0.040) | 0.060 (0.023) | 0.053 (0.027) |
C8:1-carnitine | 0.035 (0.018) | 0.040 (0.028) | 0.030 (0.018) | 0.030 (0.027) |
C10-carnitine | 0.215 (0.130) | 0.215 (0.098) | 0.070 (0.030) | 0.055 (0.030) # |
C10:1-carnitine | 0.160 (0.063) | 0.140 (0.033) | 0.073 (0.030) | 0.070 (0.023) |
C12-carnitine | 0.060 (0.023) | 0.055 (0.018) | 0.020 (0.007) | 0.020 (0.003) |
C12:1-carnitine | 0.070 (0.023) | 0.057 (0.020) | 0.020 (0.012) | 0.020 (0.010) |
Long chain acylcarnitines | ||||
C14-carnitine | 0.023 (0.010) | 0.020 (0.007) | 0.010 (0.003) | 0.010 (0.003) |
C14:1-carnitine | 0.057 (0.023) | 0.040 (0.030)* | 0.020 (0.010) | 0.017 (0.007) |
C16-carnitine | 0.090 (0.027) | 0.080 (0.037) | 0.040 (0.007) | 0.040 (0.013) |
C18-carnitine | 0.033 (0.010) | 0.027 (0.013) | 0.013 (0.007) | 0.013 (0.010) |
C18:1-carnitine | 0.093 (0.032) | 0.080 (0.037) | 0.037 (0.010) | 0.030 (0.010) |
C18:2-carnitine | 0.057 (0.013) | 0.043 (0.020) | 0.020 (0.007) | 0.020 (0.013) |
Dicarboxylic acylcarnitines | ||||
C4DC-carnitine | 0.030 (0.017) | 0.030 (0.010) | 0.023 (0.010) | 0.027 (0.007) # |
C5DC-carnitine | 0.090 (0.037) | 0.075 (0.023) | 0.053 (0.022) | 0.050 (0.010) |