Table 6

Comparison of urinary amino acid concentrations between trauma patients on day 1 and healthy volunteers
Amino acids D1 HV HV-D1 mean or median differences [CI95%]
(μmol/L) Mean ± SD Mean ± SD
Taurine 738 ± 551 944 ± 597 205.98 [-390.38; 802.35]
Aspartic acid 14 ± 23 8 ± 2 -6.43 [-22.53; 9.66]
Threonine a 339 ± 519 105 ± 23 -233.38 [-601.06; 134.31]
Serine a 525 ± 596 242 ± 42 -283.04 [-686.74; 120.66]
Asparagine a 258 ± 329 72 ± 17 -186.31 [-419.08; 46.47]
Glutamic acid 83 ± 133 10 ± 7 -34.29 [-56.20; -12.37] b
Glutamine a 650 ± 608 326 ± 76 -323.98 [-757.79; 109.83]
Glycine a 1991 ± 2396 879 ± 211 -1111.23 [-2813.86; 591.41]
Alanine a 407 ± 273 240 ± 56 -167.22 [-365.07; 30.64]
Citrulline 74 ± 149 15 ± 5 -59.03 [-164.57; 46.51]
Valine 96 ± 69 36 ± 9 -60.71 [-109.93; -11.48]
Cystine 205 ± 337 35 ± 9 -73.56 [-145.20; -1.92] b
Methionine a 15 ± 11 5 ± 6 -10.23 [-19.00; -1.46]
Isoleucine 26 ± 13 17 ± 4 -9.02 [-19.04; 1.00]
Leucine 61 ± 49 18 ± 3 -43.30 [-77.81; -8.79]
Tyrosine 213 ± 167 76 ± 30 -137.20 [-257.38; -17.03]
Phenylalanine 433 ± 360 55 ± 10 -378.06 [-632.89; -123.23]
Ornithine 135 ± 339 7 ± 2 -13.81 [-26.96; -0.67] b
Histidine 1469 ± 1347 543 ± 159 -768.69 [-1447.56; -89.82] b
Lysine 2000 ± 5164 104 -1896.22 [-5550.61; 1758.18]
Arginine 71 ±147 11 ± 95 -85.12 [-238.12; 67.88]

D1 on day 1, HV healthy volunteers.

a Amino acids known to be particularly important during growth in urine for E. coli (personal data and [11,17,18,24].

b Medians difference and Hodges-Lehmann 95% Confidence Interval.

Aubron et al.

Aubron et al. BMC Infectious Diseases 2012 12:330   doi:10.1186/1471-2334-12-330

Open Data