Table 3 Treatment effect predictors of body weight loss > 1.5 kg analyzed by a multivariable regression method

Treatment group

 Tolvaptan 7.5 mg/day (vs Placebo)

2.028

1.1–3.6

0.017

 Tolvaptan 15 mg/day (vs placebo)

2.280

1.3–3.9

0.003

Body weight (baseline, kg)

1.016

1.0–1.0

0.047

Albumin level (g/dL)

 2.8–3.5 (vs > 3.5)

1.395

0.8–2.3

0.949

 < 2.8 (vs > 3.5)

1.900

1.1–3.3

0.027

 BUN (baseline, mmol/L)

0.945

0.9–1.0

0.027