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Table 3 Risk factors for parathyroidectomy, as incidence rate ratios (IRR), in the Swedish dialysis- and transplant population

From: Temporal trends and risk factors for parathyroidectomy in the Swedish dialysis and transplant population – a nationwide, population-based study 1991 – 2009

Factor

IRR (95% CI)

Unadjusted

Adjusted

Gender

  

  Female

1.00

1.00

  Male

0.53 (0.45-0.61)

0.53 (0.45-0.61)

Age (years)

  

  0-40

0.90 (0.71-1.12)

0.87 (0.69-1.09)

  40-55

1.00

1.00

  55-70

0.80 (0.67-0.96)

0.78 (0.65-0.94)

  > 70

0.27 (0.21-0.34)

0.25 (0.19-0.32)

Region

  

  Stockholm

1.00

1.00

  North

0.57 (0.40-0.83)

0.66 (0.46-0.94)

  South-east

1.04 (0.78-1.39)

1.13 (0.84-1.51)

  South

1.23 (0.97-1.58)

1.38 (1.08-1.77)

  Uppsala/Örebro

1.00 (0.78-1.27)

1.19 (0.93-1.52)

  West

1.37 (1.07-1.74)

1.49 (1.17-1.89)

  Abroad

0.78 (0.25-2.47)

0.46 (0.15-1.44)

Cause of renal disease

  

  Diabetes

1.00

1.00

  Nephrosclerosis

1.02 (0.75-1.39)

1.56 (1.14-2.13)

  Glomerulonephritis

2.22 (1.75-2.80)

2.30 (1.80-2.94)

  Adult polycystic kidney disease

2.17 (1.65-2.87)

1.88 (1.42-2.50)

  Pyelonephritis

2.60 (1.90-3.56)

2.54 (1.85-3.48)

  Other

1.22 (0.98-1.60)

1.30 (1.00-1.68)

Years with functioning transplant

  

  0

1.00

1.00

  0 > and < 1

1.32 (1.03-1.68)

1.59 (1.23-2.04)

  ≥ 1 and < 3

3.22 (2.56-4.06)

0.71 (0.56-0.89)

  ≥ 3

1.00 (0.79-1.27)

0.24 (0.19-0.30)