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. 2021 Feb 9;71(704):e243–e249. doi: 10.3399/bjgp20X714125

Table 1.

Demographics by CKD status, N = 1 274 374

Characteristic CKD (n= 33 567) Without CKD (n= 1 240 807) OR (95% CI) aORa (95% CI)
Total, n (%) 33 567 (2.6)b 1 240 807 (97.4)b

Sex, male, n (%) 12 225 (36.4) 610 680 (49.2) 0.59 (0.58 to 0.60) 0.81 (0.79 to 0.83)

Mean age, years (SD) 74.9 (10.9) 50.6 (16.2)

Age group, years, n (%)
  25–34 117 (0.3) 229 477 (18.5) 0.12 (0.10 to 0.15) 0.12 (0.10 to 0.15)
  35–44 420 (1.3) 278 929 (22.5) 0.36 (0.32 to 0.40) 0.36 (0.32 to 0.40)
  45–54 1054 (3.1) 253 110 (20.4) 1.00 1.00
  55–64 3536 (10.5) 216 168 (17.4) 3.93 (3.67 to 4.21) 3.94 (3.68 to 4.22)
  65–74 9136 (27.2) 146 356 (11.8) 14.90 (14.10 to 16.00) 14.90 (14.00 to 15.90)
  75–84 13 238 (39.4) 86 223 (6.9) 36.90 (34.60 to 39.20) 36.10 (33.90 to 38.50)
  ≥85 6066 (18.1) 30 544 (2.5) 47.70 (44.60 to 51.00) 45.70 (42.70 to 48.80)

Deprivation decile, n (%)
  1 (least) 3032 (9.0) 116 316 (9.4) 1.00 1.00
  2 3470 (10.3) 123 215 (9.9) 1.08 (1.03 to 1.14) 1.16 (1.10 to 1.22)
  3 3197 (9.5) 120 684 (9.7) 1.02 (0.97 to 1.07) 0.94 (0.89 to 0.99)
  4 4048 (12.1) 147 848 (11.9) 1.05 (1.00 to 1.10) 1.04 (0.99 to 1.10)
  5 3816 (11.4) 142 850 (11.5) 1.02 (0.98 to 1.08) 1.05 (1.00 to 1.10)
  6 3213 (9.6) 140 072 (11.3) 0.88 (0.84 to 0.93) 0.93 (0.88 to 0.98)
  7 3436 (10.2) 130 990 (10.6) 1.01 (0.96 to 1.06) 1.12 (1.07 to 1.18)
  8 3086 (9.2) 104 384 (8.4) 1.13 (1.08 to 1.19) 1.25 (1.18 to 1.32)
  9 3453 (10.3) 113 568 (9.2) 1.17 (1.11 to 1.23) 1.26 (1.20 to 1.33)
  10 (most) 2816 (8.4) 100 880 (8.1) 1.07 (1.02 to 1.13) 1.39 (1.32 to 1.47)
a

Adjusted for age, sex, and deprivation.

b

Percentage of entire study population, N = 1 274 374. aOR = adjusted odds ratio. CKD = chronic kidney disease. OR = odds ratio.