Table 3.

Amino acid concentrations in postoperative serum

Amino acid		Serum concentration [μg/mL]		Fold difference	P-value	Trend
		BrCA [n = 38]	HD [n = 10]
Aspartic acid	Asp	22.51 ± 8.4	21.16 ± 7.9	1.06
Glutamic acid	Glu	188.19 ± 101.8	96.71 ± 35.6	1.95	0.037	Higher in BrCA
Asparagine	Asn	69.50 ± 25.3	67.43 ± 15.6	1.03
Serine	Ser	220.99 ±73.4	225.64 ± 43.7	0.98
Glutamine	Gln	632.40 ± 146.7	703.62 ± 126.3	0.90
Citrulline	Cit	55.67 ± 19.1	43.22 ± 8.4	1.29
Arginine	Arg	210.54 ± 57.8	180.39 ± 38.5	1.17
Alanine	Ala	795.24 ± 257.6	648.57 ± 205.4	1.23
Tyrosine	Tyr	123.16 ± 44.5	96.26 ± 25.0	1.28
Valine	Val	411.64 ± 123.4	320.08 ± 35.8	1.29	0.037	Higher in BrCA
Phenylalanine	Phe	117.79 ± 31.5	106.87 ± 22.4	1.10
Isoleucine	Ile	118.02 ± 48.3	85.11 ± 17.5	1.39
Leucine	Leu	218.70 ± 81.0	170.95 ± 35.1	1.28
Ornithine	Orn	157.55 ± 44.6	160.92 ± 39.8	0.98
Lysine	Lys	451.55 ± 146.7	478.04 ± 101.1	0.94

Serum concentrations are shown as means and standard deviations. All p-values are adjusted for both age and BMI by linear regression. A P-value <0.05 was considered significant.