Table 2. Fatty acid composition of chicken portions according to cooking methods (unit: mg/100 g)

Components	Chicken, neck				Chicken, leg, skinless				Chicken, tenderloin
Components	Roasted, oven	Grilled, pan	Boiled	Raw	Roasted, oven	Grilled, pan	Boiled	Raw	Roasted, oven	Grilled, pan	Boiled	Raw
12:0	6.44±0.77^1)b2)	7.33±0.87^a	5.49±0.51^c	6.32±0.78^b	3.27±0.17^d	3.89±0.31^d	3.18±0.09^d	3.09±0.15^d	ND³⁾	ND	ND	ND
14:0	106.91±2.42^b	128.99±3.65^a	93.35±3.74^d	100.56±2.25^c	60.25±0.99^f	67.9±3.75^e	55.35±1.21^g	53.89±1.76^g	5.76±0.26^h	6.19±0.05^h	6.12±0.55^h	5.03±0.6^h
14:1 (n-5)	33.61±1.67^b	38.14±1.47^a	29.1±1.13^c	28.67±0.89^c	19.61±1.40^d	19.94±0.95^d	17.13±0.85^e	17.42±1.07^e	1.3±0.07^f	1.39±0.06^f	1.26±0.13^f	1.12±0.09^f
15:0	10.91±0.26^b	13.6±1.00^a	9.37±0.70^c	10.41±0.40^b	6.83±0.12^de	7.39±0.44^d	6.15±0.03^e	5.45±0.29^f	1.13±0.04^g	ND	1.22±0.09^g	ND
16:0	2,869.57±8.29^c	3,442.87±101.36^a	3,107.10±115.45^b	2,665.86±52.41^d	2,116.08±7.52^f	2,340.00±103.71^e	1,881.57±22.39^g	1,859.25±36.45^g	292.36±11.43^h	272.70±6.75^h	254.39±7.55^hi	170.49±4.28ⁱ
16:1 (n-7)	777.49±5.56^b	891.46±28.46^a	879.49±42.47^a	665.11±9.08^c	604.34±2.58^d	638.16±31.17^c	530.32±5.67^e	528.97±12.83^e	56.66±2.9l^f	53.62±1.17^f	45.33±2.31^f	34.83±1.21^f
17:0	18.53±0.98^b	23.87±1.34^a	15.76±1.11^c	19.50±l.18^b	10.29±0.24^e	11.60±0.53^d	9.54±0.53^ef	8.82±0.32^f	1.49±0.13^g	1.49±0.09^g	1.52±0.05^g	0.99±0.03^g
18:0	822.28±2.84^b	1,003.93±29.43^a	802.73±41.09^b	760.11±19.45^c	605.93±2.95^e	660.85±26.77^d	555.41±8.66^f	498.97±8.86^g	141.51±4.92^h	129.77±3.06^h	125.64±4.87^h	76.00±4.56ⁱ
18:1t	30.30±1.21^b	37.07±0.43^a	36.27±3.05^a	28.69±l.17^b	21.90±0.82^d	25.93±0.80^c	18.78±0.54^e	17.96±0.89^e	3.27±0.27^fg	2.96±0.19^fg	4.91±0.21^f	2.43±0.25^g
18:1 (n-9)c	4,883.95±6.19^c	5,818.31±182.15^a	5,247.78±200.26^b	4,617.04±83.49^d	3,509.41±14.95^f	3,931.21±177.63^e	3,199.41±120.19^g	3,155.74±63.31^g	406.82±15.82^h	390.03±9.18^h	340.31±9.96^h	230.24±5.54^h
18:1 (n-7)c	312.88±0.54^b	364.6±7.91^a	305.25±10.35^b	278.07±5.43^c	223.77±1.62^e	238.18±9.27^d	209.91±3.39^f	196.65±3.34^g	48.61±2.45^h	46.07±2.32^h	42.63±2.80^h	28.07±1.68ⁱ
18:2t	20.88±0.79^b	27.01±1.79^a	19.56±1.17^b	20.37±1.41^b	14.78±1.08^c	15.50±1.04^c	13.18±0.98^d	11.44±0.55^e	ND	ND	1.37±0.06^f	ND
18:2 (n-6)c	1,685.98±10.42^c	2,096.44±64.69^a	1,859.06±69.73^b	1,694.98±27.47^c	1,330.94±2.28^e	1,506.77±62.07^d	1,155.39±10.75^f	1,175.54±22.8^f	207.61±7.68^g	199.42±5.15^gh	144.08±4.60^h	116.06±2.89ⁱ
20:0	10.73±0.84^b	12.55±0.40^a	9.42±0.77^c	9.48±0.80^c	8.37±0.79^d	8.40±0.39^d	7.25±0.24^e	5.86±0.36^f	2.25±0.18^g	2.27±0.22^g	1.93±0.22^gh	1.16±0.05^h
18:3 (n-6)	19.32±0.65^c	24.16±0.76^a	22.78±1.06^b	19.21±1.58^c	16.38±0.26^d	17.24±0.80^d	14.46±1.19^e	14.26±0.76^e	1.82±0.09^f	1.66±0.10^f	1.02±0.12^f	1.13±0.12^f
18:3t	13.90±0.73^b	16.80±0.81^a	16.76±0.90^a	13.08±0.72^b	10.50±0.12^c	11.33±0.64^c	9.27±0.52^d	8.96±0.36^d	1.14±0.04^e	ND	ND	ND
20:1 (n-9)	51.59±0.77^b	62.07±2.39^a	51.50±2.76^b	48.53±1.37^c	36.09±0.69^e	40.06±2.36^d	33.91±0.69^ef	32.91±1.24^f	7.90±0.59^g	7.52±0.90^g	6.38±0.23^gh	4.23±0.29^h
18:3 (n-3)	72.94±1.05^d	92.62±3.75^b	106.86±5.06^a	74.89±0.76^cd	67.65±0.15^e	78.48±3.95^c	59.58±0.81^g	63.66±2.58^f	5.74±0.33^h	6.94±0.35^h	4.69±0.45^h	3.48±0.20^h
21:0	11.18±0.42^c	14.21±0.52^a	9.50±0.67^d	12.52±0.96^b	5.62±0.02^f	7.07±0.83^e	4.97±0.17^f	6.59±0.57^e	ND	ND	ND	2.63±0.19^g
20:2 (n-6)	20.02±0.73^b	24.31±1.22^a	17.33±0.88^c	19.07±0.62^b	15.06±0.55^d	16.49±1.25^c	13.31±0.25^e	12.58±0.59^e	9.12±1.01^f	8.70±0.79^f	6.49±0.79^g	4.47±0.11^h
22:0	5.54±0.45^a	6.16±0.69^a	4.51±0.36^b	3.62±0.16^c	5.72±0.65^a	5.90±0.49^a	5.73±0.28^a	3.84±0.26^c	2.17±0.14^d	2.13±0.20^d	1.89±0.11^d	1.03±0.11^e
20:3 (n-6)	29.15±0.75^b	34.82±1.99^a	23.09±0.66^d	23.19±1.16^d	25.44±1.00^c	28.54±1.33^b	25.22±1.33^c	21.63±1.15^d	19.43±0.91^e	19.64±0.80^e	11.42±0.99^f	11.84±0.75^f
22:1 (n-9)	3.27±0.23^b	3.73±0.18^a	2.78±0.04^cd	2.87±0.23^c	2.5±0.17^d	2.78±0.26^cd	2.52±0.23^d	2.21±0.16^e	1.10±0.13^f	1.32±0.15^f	1.14±0.06^f	ND
20:3 (n-3)	1.85±0.08^b	1.95±0.06^a	ND	ND	ND	ND	ND	ND	ND	ND	ND	ND
23:0	120.44±1.38^b	143.28±4.41^a	70.84±1.22^f	94.43±2.26^d	80.85±1.01^e	101.30±1.19^c	80.48±1.21^e	67.53±1.33^g	52.27±1.72^h	52.47±1.75^h	23.11±1.28^j	33.15±1.28ⁱ
22:2 (n-6)	ND	ND	ND	ND	ND	ND	ND	ND	ND	1.50±0.12	ND	ND
24:0	4.43±0.38^a	4.50±0.47^a	3.17±0.22^b	3.00±0.21^b	4.33±0.17^a	4.43±0.38^a	4.56±0.08^a	2.91±0.32^b	1.81±0.16^c	1.74±0.07^c	1.23±0.04^d	ND
20:5 (n-3)	4.17±0.31^bc	4.55±0.22^b	4.35±0.13^b	3.10±0.33^d	4.32±0.50^b	5.48±0.27^a	4.08±0.37^bc	3.67±0.14^c	3.03±0.10^d	3.70±0.36^c	1.80±0.22^e	2.22±0.09^e
22:5 (n-3)	15.02±0.70^b	16.89±0.04^a	11.22±0.48^c	11.86±0.67^c	11.34±0.57^c	14.07±0.24^b	11.90±0.80^c	9.24±0.56^d	6.80±0.04^e	9.23±1.08^d	3.59±0.44^g	4.76±0.42^f
24:1 (n-9)	9.04±0.79^a	9.03±0.63^a	5.98±0.68^c	5.56±0.47^c	8.04±0.43^b	8.01±0.75^b	8.86±0.74^ab	5.01±0.26^cd	5.25±0.39^c	5.27±0.49^c	4.15±0.38^d	2.09±0.01^e
22:6 (n-3)	8.28±0.90^b	9.21±0.32^a	5.66±0.54^d	6.33±0.08^d	6.27±0.08^d	9.34±0.59^a	6.02±0.48^d	5.79±0.45^d	5.78±0.12^d	7.14±0.39^c	2.64±0.24^f	4.03±0.30^e
Total trans⁴⁾	65.09±1.80^bc	80.88±3.01^a	70.92±14.94^b	62.13±3.11^c	47.19±1.41^de	52.76±1.93^d	41.23±1.53^ef	38.36±1.14^f	4.41±0.25^g	2.96±0.19^g	6.28±0.22^g	2.43±0.25^g
Total SFA⁵⁾	3,986.97±17.29^bc	4,801.28±143.13^a	4,204.17±668.03^b	3,685.82±79.4l^c	2,907.55±13.03^de	3,218.73±136.84^d	2,614.18±32.62^ef	2,516.21±48.96^f	500.76±18.73^g	468.76±12.11^g	417.06±14.43^g	290.48±10.85^g
Total USFA⁶⁾	7,928.55±27.62^b	9,492.30±294.86^a	8,278.37±1,454.6^b	7,498.48±131.31^b	5,881.17±22.14^cd	6,554.76±290.93^c	5,292.01±136.27^d	5,245.28±106.95^d	786.96±31.84^e	763.14±22.45^e	616.95±22.77^e	448.58±13.05^e
Total crude fat	11,980.61±43.52^bc	14,374.45±440.66^a	12,553.46±2,137.57^b	11,246.43±212.96^c	8,835.91±36.37^de	9,826.25±429.23^d	7,947.43±162.78^e	7,799.86±156.38^e	1,292.13±50.79^f	1,234.86±34.69^f	1,040.28±36.82^f	741.50±24.01^f

All values are mean±SD (n=3).
Means with different superscript letters in the same row are significantly different at p<0.05 by Duncan’s multiple range test (a>b>c>d>e>f>g>h>i>j).
ND, not detected.
Total trans fatty acids (mg∕100 g) = 18:lt (mg∕100 g) + 18:2t (mg∕100 g) + 18:3t (mg∕100 g).
Total saturated fatty acids (mg∕100 g) = C12:0 (mg∕100 g) + C14:0 (mg∕100 g) + C15:0 (mg∕100 g) + C16:0 (mg∕100 g) + C17:0 (mg∕100 g)+ C18:0 (mg∕100 g) + C20:0 (mg∕100 g) + C21:0 (mg∕100 g) + C22:0 (mg∕100 g) + C23:0 (mg∕100 g) + C24:0 (mg∕100 g).
Total unsaturated fatty acids (mg∕100 g) = C14:1 (mg∕100 g) + C16:1 (mg∕100 g) + C17:1 (mg∕100 g) + C18:1 (mg∕100 g) + C18:2 (mg∕100 g) + C18:3 (mg∕100 g) + C20:1 (mg∕100 g) + C20:2 (mg∕100 g) + C20:3 (mg∕100 g) + C20:5 (mg∕100 g) + C22:1 (mg∕100 g) + C22:2 (mg∕100 g) + C22:5 (mg∕100 g) + C24:1 (mg∕100 g) + C22:6 (mg∕100 g).