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. 2021 May 30;6(8):2151–2158. doi: 10.1016/j.ekir.2021.05.032

Table 4.

Risk of various forms of kidney disease according to whether the individual or at least 1 of its siblings had adverse birth-related risk markers. Norway, 1967–2016

Risk marker
Sibling Chronic kidney disease
Acute kidney disease
Glomerulonephritis
Hereditary cystic kidney disease
Kidney or urinary tract malformations
Subject n aOR (95% CI)a n aOR (95% CI)a n aOR (95% CI)a n aOR (95% CI)a n aOR (95% CI)a
Not LBW Not LBW 2413 1.0 (ref) 2499 1.0 (ref) 2666 1.0 (ref) 706 1.0 (ref) 2065 1.0 (ref)
LBW 388 1.33 (1.19–1.48) 368 1.23 (1.10–1.36) 375 1.16 (1.04–1.30) 109 1.31 (1.06–1.60) 236 0.96 (0.83–1.10)
LBW Not LBW 326 1.75 (1.56–2.00) 275 1.45 (1.28–1.64) 245 1.21 (1.06–1.38) 70 1.20 (0.99–1.60) 193 1.10 (0.94–1.28)
LBW 209 1.78 (1.54–2.05) 185 1.54 (1.33–1.80) 177 1.37 (1.18–1.60) 49 1.40 (1.04–1.81) 152 1.43 (1.21–1.70)
Not SGA Not SGA 2337 1.0 (ref) 2390 1.0 (ref) 2568 1.0 (ref) 715 1.0 (ref) 2107 1.0 (ref)
SGA 323 1.25 (1.11–1.40) 302 1.13 (1.00–1.29) 337 1.16 (1.04–1.31) 79 1.02 (0.82–1.30) 221 0.96 (0.77–1.10)
SGA Not SGA 320 1.74 (1.55–1.96) 316 1.71 (1.52–1.92) 236 1.20 (1.04–1.36) 66 1.13 (0.88–1.46) 156 0.91 (0.78–1.08)
SGA 207 2.03 (1.76–2.34) 164 1.60 (1.37–1.88) 160 1.42 (1.21–1.67) 47 1.52 (1.13–2.04) 111 1.21 (1.00–1.47)
Not preterm Not preterm 2926 1.0 (ref) 2956 1.0 (ref) 3082 1.0 (ref) 823 1.0 (ref) 2352 1.0 (ref)
Preterm 219 1.23 (1.07–1.41) 210 1.18 (1.02–1.35) 218 1.15 (1.0–1.32) 47 0.92 (0.70–1.24) 154 1.07 (0.90–1.26)
Preterm Not preterm 161 1.44 (1.23–1.70) 124 1.12 (0.67–1.05) 126 1.11 (0.93–1.33) 43 1.22 (0.90–1.70) 119 1.20 (1.0–1.44)
Preterm 40 1.24 (0.91–1.70) 46 1.47 (1.10–1.97) 40 1.22 (0.90–1.70) 21 1.91 (1.22–3.0) 30 1.01 (0.70–1.45)

aOR, adjusted odds ratio; CI, confidence interval; LBW, low birth weight; ref, reference; SGA, small for gestational age.

a

Adjusted for gender, maternal disease (defined as maternal diabetes mellitus, kidney disease, rheumatic disease, or essential hypertension diagnosed before pregnancy), and number of recorded siblings categorized as 1, 2, or greater than or equal to 3.