Figure 2From: Inappropriately low aldosterone concentrations in adults with AIDS-related diarrhoea in Zambia: a study of response to fluid challengeChanges in Karnofsky score during saline infusion. Karnofsky score was recorded on days 1 and 4; mean and upper (up) and lower (lo) 95% confidence intervals; the rise was highly significant (p < 0.001).Back to article page