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. 2014 Mar 25;15:51. doi: 10.1186/1471-2369-15-51

Table 1.

Baseline a characteristics of patients included in analyses of rapid progression, according to availability of data

 
 
Patients with eGFR data available
≥4 years follow-up
≥3 years follow-up
      Unrestricted f ≥3 eGFR per year ≥2 eGFR per year Unrestricted* ≥3 eGFR per year ≥2 eGFR per year
Eligible patients
Number (%)
22603 (100)
13061 (57.8)
3655 (16.2)
8298 (36.7)
16165 (71.5)
6375 (28.2)
12283 (54.3)
Average eGFR
Median (IQR)
109 (99–123)
108 (99–122)
107 (98–121)
108 (99–121)
109 (99–122)
108 (99–122)
108 (99–122)
eGFR >120 ml/min
Number (%)
6613 (29.3)
3616 (27.7)
943 (26)
225 (27)
4562 (28.1)
1723 (27)
3412 (28)
Gender
Male
16438 (72.7)
9335 (71.5)
2622 (71.7)
5999 (72.3)
11613 (71.8)
4617 (72.4)
8906 (72.5)
Race
White
10573 (46.8)
6343 (48.6)
1631 (44.6)
3835 (46.2)
7469 (46.2)
2584 (40.5)
5454 (44.4)
Black
1806 (8.0)
1141 (8.7)
354 (9.7)
720 (8.7)
1346 (8.3)
581 (9.1)
1023 (8.3)
Other
510 (2.3)
306 (2.3)
103 (2.8)
197 (2.4)
385 (2.4)
155 (2.4)
294 (2.4)
Unknown
9714 (43.0)
5271 (40.4)
1567 (42.9)
3546 (42.7)
6965 (43.1)
3055 (47.9)
5512 (44.9)
Age group
>50 years
2238 (9.9)
1280 (9.8)
410 (11.2)
868 (10.5)
1641 (10.2)
702 (11.0)
1309 (10.7)
Hypertensionb
Yes
2519 (11.1)
1526 (11.7)
494 (13.5)
1030 (12.4)
1865 (11.5)
784 (12.3)
1458 (11.9)
Diabetesc
Yes
659 (2.9)
428 (3.3)
145 (4.0)
290 (3.5)
517 (3.2)
237 (3.7)
413 (3.4)
Mode of HIV acquisition
Homosexual
10006 (44.3)
5642 (43.2)
1611 (44.1)
3710 (44.7)
7028 (43.5)
2876 (45.1)
5487 (44.7)
IDU
3058 (13.5)
1783 (13.7)
450 (12.3)
1019 (12.3)
2196 (13.6)
740 (11.6)
1540 (12.5)
Heterosexual
8095 (35.8)
4865 (37.3)
1385 (37.9)
3081 (37.1)
5952 (36.8)
2359 (37.0)
4499 (36.6)
Other
1444 (6.4)
771 (5.9)
209 (5.7)
488 (5.9)
989 (6.1)
400 (6.3)
757 (6.2)
BMI at study entry (kg/m2)
<18
633 (2.8)
345 (2.6)
91 (2.5)
216 (2.6)
440 (2.7)
169 (2.7)
330 (2.7)
≥18, <26
15865 (70.2)
9310 (71.3)
2542 (69.6)
5877 (70.8)
11473 (71.0)
4466 (70.1)
8717 (71.0)
≥26, <30
3716 (16.4)
2231 (17.1)
677 (18.5)
1466 (17.7)
2727 (16.9)
1106 (17.4)
2088 (17.0)
≥30
1423 (6.3)
845 (6.5)
238 (6.5)
536 (6.5)
1037 (6.4)
398 (6.2)
774 (6.3)
Unknown
966 (4.3)
330 (2.5)
107 (2.9)
203 (2.5)
488 (3.0)
236 (3.7)
374 (3.0)
Hepatitis Cd positive
Yes
2765 (12.2)
1605 (12.3)
400 (10.9)
910 (11.0)
1958 (12.1)
653 (10.2)
1346 (10.6)
Hepatitis Be positive
Yes
2773 (12.3)
1551 (12.4)
450 (12.3)
1001 (12.1)
1971 (12.2)
816 (12.8)
1501 (12.2)
Smoking status
Current
9544 (42.2)
5554 (42.5)
1467 (40.1)
3445 (41.5)
6930 (42.9)
2571 (40.3)
5198 (42.3)
Previous
3930 (17.4)
2426 (18.6)
681 (18.6)
1557 (18.8)
2923 (18.1)
1193 (18.7)
2248 (18.3)
Never
5824 (25.8)
3599 (27.6)
1086 (29.7)
2332 (28.1)
4314 (26.7)
1726 (27.1)
3299 (26.9)
Unknown
3305 (14.6)
1482 (11.4)
421 (11.5)
964 (11.6)
1998 (12.4)
885 (13.9)
1538 (12.5)
Current CD4 count (cells/mm3)
<200
2823 (12.5)
1435 (11.0)
482 (13.2)
940 (11.3)
1831 (11.3)
833 (13.1)
1424 (11.6)
200-349
4912 (21.7)
2797 (21.4)
826 (22.6)
1807 (21.8)
3427 (21.2)
1444 (22.7)
2641 (21.5)
350-499
5565 (24.6)
3294 (25.2)
963 (26.4)
2109 (25.4)
4049 (25.1)
1632 (25.6)
3078 (25.1)
≥500
9145 (40.5)
5492 (42.1)
1371 (37.5)
3417 (41.2)
6779 (41.9)
2432 (38.2)
5079 (41.4)
  Missing 158 (0.7) 43 (0.3) 13 (0.4) 25 (0.3) 79 (0.5) 34 (0.5) 61 (0.5)

Abbreviations: eGFR, estimated glomerular filtration rate; IDU, injecting drug user;

aBaseline was defined as the defined as the time, during prospective follow-up, of the first eGFR measurement on or after 1 January 2004.

bHypertension was defined as a blood pressure of ≥150/≥100 mmHg or use of antihypertensive drugs and ace inhibitors.

cDiabetes was defined as receipt of antidiabetic treatment or verification of diabetes in a case report form.

dHepatitis C was defined as detection of antibody to HCV plus detection or unknown presence of HCV RNA.

eHepatitis B was defined as detection of HBV surface antigen, detection of HBV e antigen, or detection of HBV DNA plus antibody to HBV e antigen.

fUnrestricted was defined as no restriction concerning the number of eGFR measurements obtained per year.