Table 2 Detection probability and serum concentration of SCFAs in the study population.

From: The association between circulating short-chain fatty acids and blood pressure in Chinese elderly population

SCFAs

LOD(pg/ml)

DP(%)

Concentrations(ng/ml)

5th

25th

50th

75th

95th

Acetic acid

2000

100

198.677

1041.132

1853.369

2848.794

6568.198

Propanoic acid

20

100

8.659

13.298

17.816

24.159

41.203

Butyric acid

0.5

100

2.947

4.115

5.239

7.142

13.046

Isobutyric acid

0.2

100

5.541

17.485

30.220

50.125

151.998

Valeric acid

10

99.61

0.134

0.479

0.944

1.726

3.814

Isovaleric acid

1

100

12.414

33.038

53.380

88.992

186.044

Caproic acid

50

100

32.844

63.349

87.294

121.727

209.259

  1. Notes: LOD, limits of detection; DP, detection probability.