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Table 2 Change in CES-D score and serum amino acids

From: Targeting inflammation to influence mood following spinal cord injury: a randomized clinical trial

 

Treatment (n = 12)

Control (n = 8)

 

Baseline

1 month

3 months

Baseline

1 month

3 months

CES-D score***

14.5 ± 10.7

6.8 ± 5.6**

6.5 ± 5.0**

13.9 ± 12.0

11.3 ± 10.3*

14.6 ± 13.6

TRP (μmol/L)

89.2 ± 19.4

87.6 ± 28.8

90.7 ± 26.7

107.8 ± 28.1

105.9 ± 20.3

102.6 ± 14.4

Tyrosine (μmol/L)

48.2 ± 17.7

50.5 ± 15.1

41.5 ± 15.2

59.4 ± 17.6

53.7 ± 15.7

62.2 ± 18.3

Phenylalanine (μmol/L)

36.6 ± 13.6

36.8 ± 13.6

33.6 ± 14.8

42.0 ± 16.6

40.8 ± 18.2

46.2 ± 23.4

BCAA (μmol/L)

700.2 ± 462.4

651.3 ± 351.9

467.9 ± 198.5

449.7 ± 105.5

472.2 ± 112.1

534.3 ± 159.2

LNAA (μmol/L)

785.0 ± 468.2

738.6 ± 352.3

543.1 ± 217.3

551.2 ± 108.7

566.8 ± 123.8

642.7 ± 190.3

TRP/LNAA***

146.9 ± 71.3

133.6 ± 52.3

188.7 ± 90.4

206.3 ± 79.6

194.0 ± 51.2

171.2 ± 49.8

KYN (μmol/L)

2.3 ± 0.7

2.3 ± 0.6

2.1 ± 0.4

1.7 ± 0.4

2.1 ± 0.3

2.1 ± 0.4

PHE/TYR

786.8 ± 232.2

738.1 ± 229.5

809.5 ± 180.4

746.6 ± 247.1

751.08 ± 219.1

732.78 ± 267.2

KYN/TRP

27.0 ± 11.6

28.5 ± 10.9

24.0 ± 6.6

16.8 ± 4.9

20.3 ± 4.7

20.6 ± 6.0

  1. LNAA (large neutral amino acids) is the sum of tyrosine, phenylalanine, and BCAA; TRP/LNAA ratio is calculated as TRP/LNAA × 1000; KYN/TRP ratio is calculated as KYN/TRP × 1000; and PHE/TYR ratio is calculated as PHE/TYR × 1000
  2. All results are shown as mean ± SD
  3. *Significantly different from baseline with p value ≤0.05
  4. **Significantly different from baseline with p value ≤0.01
  5. ***Significant group × time interaction with p value ≤0.05