TABLE 1.

Patient demographics

Demographic or clinical characteristica	Value for the group			P valueg
	Vietnam	Uganda	Combined
Sexb
No. of males	13	8	23
No. of females	10	12	20
Age (yr)c				0.75
Mean	38	33	35
Median	33	33	33
Range	20–73	24–50	20–73
Weight (kg)d				0.23
Mean	46	49	48
Median	45	49	48
Range	32–68	35–60	32–68
BMI (kg/m2)e				0.73
Mean	18	18	18
Median	18	18	18
Range	12–25	15–22	12–25
Creatinine (μmol/liter)b				0.02
Mean	67	81	74
Median	56	79	70
Range	37–167	43–145	37–167
eGFR (ml/min/1.73 m2)f				0.10
Mean	88.3	80.7	84.7
Median	84.8	81.4	84.8
Range	35.4–136.1	49.8–146.7	35.4–146.7

^aBMI, body mass index; eGFR, estimated glomerular filtration rate, by Cockcroft-Gault equation.

^bn = 43.

^cn = 31.

^dn = 41.

^en = 35.

^fn = 33.

^gP value for difference between Vietnam and Uganda groups by Mann-Whitney test of significance.