Table 4.

Regular usea of analgesic products with various ingredients among 15 patients with SICK and 204 other patients with ESRDb

SICKOther PatientsOR (Exact 95% CI)
n%n%
Aspirin before index year117337188.8 (2.4 to 39)
    ≥1 kg lifetime4271687.4 (1.2 to 43)
    ≥0.3 kg/yr320949.8 (1.2 to 66)
Acetaminophen before index year53326132.9 (0.7 to 10)
    ≥1 kg lifetime21352
    ≥0.3 kg/yr320845.7 (0.8 to 29)
Phenacetin before index year32010.5
    ≥1 kg lifetime2130
    ≥0.3 kg/yr00
All analgesicsc before index year117351255.0 (1.4 to 22)
    ≥1 kg lifetime42721104.4 (0.7 to 25)
    ≥0.3 kg/yr5331478.2 (1.5 to 45)
Ibuprofen before index year17136
Other “traditional” NSAID before index year01d0.5
COX-2 inhibitors before index year00
  • a Use ≥1 d/wk for ≥1 yr before the index year; reference category for OR is none or less than minimum use at any time (numbers not shown).

  • b CI, confidence interval; COX-2, cyclooxygenase-2; NSAID, nonsteroidal anti-inflammatory drugs; OR, odds ratio.

  • c Any use of products that contained aspirin, acetaminophen, or analgesic mixtures. Dose is the combined dose of all analgesic components, including aspirin, salicylamide, acetaminophen, and phenacetin.

  • d Naproxen.