Table 5.
Pearson’s correlation coefficients between fatty acids composition, region and the extraction procedure
Region | Extraction procedure | Palmitic acid | Stearic acid | Oleic acid | Linoleic acid | Total SFA | Total UFA | P/S index | UFA/SFA ratio | ||
---|---|---|---|---|---|---|---|---|---|---|---|
Region | r | 1 | |||||||||
P-value | – | ||||||||||
Extraction procedure | r | 0,059 | 1 | ||||||||
P-value | 0,900 | ||||||||||
Palmitic acid | r | −0,861* | −0,035 | 1 | |||||||
P-value | 0,028 | 0,947 | |||||||||
Stearic acid | r | −0,817* | −0,062 | 0,990** | 1 | ||||||
P-value | 0,025 | 0,895 | 0,000 | ||||||||
Oleic acid | r | −0,569 | −0,391 | 0,944** | 0,843* | 1 | |||||
P-value | 0,182 | 0,386 | 0,005 | 0,017 | |||||||
Linoleic acid | r | 0,899* | 0,510 | −0,966** | −0,966** | −0,996** | 1 | ||||
P-value | 0,038 | 0,380 | 0,008 | 0,008 | 0,000 | ||||||
Total SFA | r | −0,785* | −0,054 | 0,999** | 0,996** | 0,863* | −0,968** | 1 | |||
P-value | 0,036 | 0,909 | 0,000 | 0,000 | 0,012 | 0,007 | |||||
Total UFA | r | 0,748 | 0,112 | −0,961** | −0,965** | −0,861* | 0,981** | −0,964** | 1 | ||
P-value | 0,053 | 0,811 | 0,002 | 0,000 | 0,013 | 0,003 | 0,000 | ||||
P/S index | r | 0,699 | 0,157 | −0,992** | −0,961** | −0,946** | 0,987** | −0,969** | 0,961** | 1 | |
P-value | 0,081 | 0,737 | 0,000 | 0,001 | 0,001 | 0,002 | 0,000 | 0,001 | |||
UFA/SFA ratio | r | 0,764* | 0,006 | −0,991** | −0,992** | −0,858* | 0,963** | −0,993** | 0,972** | 0,976** | 1 |
P-value | 0,046 | 0,989 | 0,000 | 0,000 | 0,014 | 0,009 | 0,000 | 0,000 | 0,000 | – |
r Pearson’s correlation coefficients
*P < 0.05; **P < 0.01