From: Low plasma vitamin A concentration is associated with tuberculosis in Moroccan population: a preliminary case control study
Variable
All TB patients (NÂ =Â 44)
Healthy controls (NÂ =Â 40)
p
Mean retinol (µmol/L)
1.72 ± 1.09
2.8 ± 0.97
<0.0001
Median
1.40
2.55
Minimum
0.452
1.122
Maximum
4.945
5.394