Table 1 Characteristics of people in the renal risk in derby cohort by number of comorbidities

Sex*

Male

15

(2.2)

174

(25.3)

200

(29.0)

300

(43.5)

689 (39.6)

Female

63

(6.0)

279

(26.5)

308

(29.3)

402

(38.2)

1052 (60.4)

Age*

<60

22

(17.2)

50

(39.1)

27

(21.1)

29

(22.7)

128 (7.4)

60–69

26

(5.8)

146

(32.8)

121

(27.2)

152

(34.2)

445 (25.6)

70–79

23

(3.0)

186

(24.4)

224

(29.4)

328

(43.1)

761 (43.7)

80+

7

(1.72)

71

(17.4)

136

(33.4)

193

(43.4)

407 (23.4)

Ethnicity

White

78

(5.0)

443

(26.1)

497

(29.3)

680

(40.1)

1698 (97.5)

Other

0

(0)

10

(23.3)

11

(25.6)

22

(51.2)

43 (2.5)

Index of multiple deprivation*

Quintile 1 (most deprived)

5

(3.3)

32

(21.2)

42

(27.8)

72

(47.7)

151 (8.7)

Quintile 2

27

(6.3)

103

(23.8)

118

(27.3)

184

(42.6)

432 (24.8)

Quintile 3

14

(4.3)

88

(27.0)

94

(28.8)

130

(39.9)

326 (18.7)

Quintile 4

12

(2.7)

128

(28.6)

135

(30.2)

172

(38.5)

447 (25.7)

Quintile 5 (least deprived)

20

(5.2)

100

(26.1)

118

(30.9)

144

(37.7)

382 (21.9)

Education status*

Group1 (No formal qualifications)

30

(3.2)

209

(21.9)

305

(32.0)

409

(42.9)

953 (54.7)

Group 2 (GCSE, A level, NVQ1-3)

33

(7.0)

130

(27.7)

126

(26.9)

180

(38.4)

469 (26.9)

Group 3 (1st or higher degree, NVQ 4–5)

15

(4.7)

113

(35.7)

77

(24.3)

112

(35.3)

317 (18.2)

eGFR at study entry*

Mean (SD)

57.8

(7.6)

55.8

(9.7)

51.7

(10.2)

50.3

(10.5)

52.5 (10.4)

>60

30

(7.2)

163

(39.0)

107

(25.6)

118

(28.2)

418 (24.0)

45–59

44

(4.8)

227

(24.9)

277

(30.4)

363

(39.9)

911 (52.3)

30–44

4

(1.0)

61

(15.8)

113

(29.3)

208

(53.9)

386 (22.2)

<30

0

(0)

2

(7.7)

11

(42.3)

13

(50.0)

26 (1.5)

Albuminuria - based on 2 of 3 samples*

No albuminuria

76

(5.2)

402

(27.4)

433

(29.5)

558

(38.0)

1469 (84.4)

Albuminuria A2 ≥ 3 mg/mmol but <30 mg/mmol)

2

(0.9)

45

(19.4)

66

(28.5)

119

(51.3)

232 (13.3)

Albuminuria A3 (≥30 mg/mmol)

0

(0)

6

(15.0)

9

(22.5)

25

(62.5)

40 (2.3)

Smoking*

Current

7

(8.6)

31

(38.3)

15

(18.5)

28

(34.5)

81 (4.7)

Ex-smoker

30

(3.5)

169

(19.5)

264

(30.5)

403

(46.5)

866 (49.7)

Never

41

(5.2)

253

(31.9)

229

(28.8)

271

(34.1)

794 (45.6)

BMI*

Normal or underweight

31

(8.8)

103

(29.2)

105

(29.8)

114

(32.2)

353 (20.3)

Overweight

32

(4.3)

207

(28.1)

214

(29.0)

285

(38.6)

738 (42.4)

Obese

15

(2.3)

143

(22.0)

189

(29.1)

303

(46.6)

650 (37.3)

Number of medications*

None

28

(60.9)

16

(34.8)

2

(4.4)

0

(0)

46 (2.6)

1–2

37

(15.6)

128

(53.8)

61

(25.6)

12

(5.0)

238 (13.7)

3–4

10

(2.4)

198

(46.7)

155

(36.6)

61

(14.4)

424 (24.4)

5–9

3

(0.4)

109

(13.1)

269

(32.2)

454

(54.4)

835 (48.0)

10 or more

0

(0)

2

(1.0)

21

(10.6)

175

(88.4)

198 (11.4)