Table 3.
Medians and interquartile range (25–75%) of PCs in exhaled particles.
| AM operators | Controls (n = 20) | ||
|---|---|---|---|
| All (n = 18) | Only FDM/ME (n = 10) | ||
| PC 14:0_14:0 | 0.003 (0.002, 0.006) | 0.005 (0.002, 0.006) | 0.004 (0.003, 0.005) |
| PC 14:0_16:0 | 0.085 (0.069, 0.095) | 0.089 (0.069, 0.117) | 0.089 (0.078, 0.102) |
| PC 15:0_16:0 | 0.016 (0.014, 0.019) | 0.018 (0.015, 0.020) | 0.017 (0.016, 0.021) |
| PC O-16:0_16:0 | 0.001 (0.001, 0.002)* | 0.002 (0.001, 0.002) | 0.002 (0.002, 0.002) |
| PC 16:0_16:1 | 0.100 (0.084, 0.122) | 0.106 (0.094, 0.131) | 0.097 (0.079, 0.105) |
| PC 14:0_18:1 | 0.009 (0.007, 0.011)* | 0.010 (0.008, 0.012)* | 0.007 (0.006, 0.009) |
| PC 14:0_18:0 | 0.002 (0.001, 0.003) | 0.001 (0.001, 0.003) | 0.002 (0.002, 0.002) |
| PC 16:0_16:0 | 0.533 (0.520, 0.583)* | 0.525 (0.516, 0.531)* | 0.578 (0.547, 0.618) |
| PC 16:0_17:1 | 0.004 (0.004, 0.005) | 0.005 (0.004, 0.006) | 0.004 (0.004, 0.005) |
| PC 16:0_17:0 | 0.012 (0.009, 0.013) | 0.012 (0.010, 0.013) | 0.012 (0.011, 0.014) |
| PC 16:0_18:3 | 0.003 (0.002, 0.004)* | 0.003 (0.002, 0.004) | 0.002 (0.002, 0.003) |
| PC 16:0_18:3 | 0.002 (0.002, 0.003) | 0.002 (0.002, 0.003) | 0.002 (0.001, 0.002) |
| PC 16:0_18:1 | 0.149 (0.127, 0.161)* | 0.149 (0.135, 0.161)* | 0.130 (0.116, 0.139) |
| PC16:0_18:0 | 0.008 (0.006, 0.009) | 0.007 (0.006, 0.008)* | 0.010 (0.007, 0.011) |
| PC 16:0_18:2 | 0.049 (0.046, 0.073)* | 0.050 (0.048, 0.076)* | 0.040 (0.032, 0.050) |
Molecular PC lipids are expressed as relative ratios of the total PC lipid signal. *Significantly different from the control group, p < 0.05. PC, phosphatidylcholine, number of carbons:number of double bonds.