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Table 1 Characteristics of the study population at baselinea

From: Rates and predictors of switching to tenofovir alafenamide-containing ART in a nationwide cohort

Characteristics

No TDF-toxicity risk

N = 4′360

TDF-toxicity risk

N = 652

P

Male sex (%)

3194 (73.3)

451 (69.2)

0.03

Median age in years (IQR)

48 (40–54)

56 (50–62)

< 0.001

African origin (%)

742 (17.0)

47 (7.2)

< 0.001

High-level education (%)

1471 (33.7)

181 (27.8)

0.01

Transmission group (%)

  

< 0.001

 MSM

2071 (48.7)

270 (42.4)

 

 PWID

396 (9.3)

108 (17.0)

 

 other

1789 (42.0)

259 (40.7)

 

Median CD4 count in cells/μL (IQR)

640 (486–828)

615 (443–826)

0.01

Median CD4 nadir in cells/μL (IQR)

226 (122–334)

171 (75–273)

< 0.001

Type of center (%)

  

0.44

 Tertiary care center

2256 (51.7)

348 (53.4)

 

 Other

2104 (48.3)

304 (46.6)

 

Chronic HBV infection (%)

291 (7.1)

47 (7.5)

0.71

Chronic HCV infection (%)

509 (11.9)

115 (18.0)

< 0.001

History of CV disease (%)

293 (6.7)

95 (14.6)

< 0.001

Diabetes (%)

245 (5.6)

77 (11.8)

< 0.001

Arterial hypertension (%)

2264 (51.9)

405 (62.1)

< 0.001

Dyslipidemia (%)

1′864 (42.8)

345 (52.9)

< 0.001

Median eGFR in mL/min (IQR)

93.8 (80.6–106.3)

73.0 (56.3–95.5)

< 0.001

eGFR category (%)

  

< 0.001

  > 90 mL/min

2390 (57.3)

198 (30.9)

 

 60–90 mL/min

1782 (42.7)

200 (31.2)

 

  < 60 mL/min

0

243 (37.9)

 

Proteinuria (%) [n = 3102]

  

< 0.001

  < 15 mg/mmol

1920 (72.5)

139 (30.6)

 

 15–50 mg/mmol

727 (27.5)

162 (35.6)

 

  > 50 mg/mmol

0

154 (33.9)

 

Osteoporosis (%)

  

n.a.

 T-score ≤ −2.5 [n = 1624]

0

273 (41.9)

 

 Fragility fracture

0

77 (11.8)

 

 Combined

0

325 (49.9)

 

PI-based ART (%)

994 (22.8)

184 (28.2)

0.01

NNRTI-based single-pill regimen (%)

1755 (40.3)

223 (34.2)

0.01

  1. TDF Tenofovir disoproxil fumarate, IQR Interquartile range, MSM Men having sex with men, PWID Persons who inject drugs, HBV Hepatitis B virus, HCV Hepatitis C virus, CV Cardiovascular, eGFR Estimated glomerular filtration rate, PI Protease inhibitor, ART Antiretroviral treatment, NNRTI Non-nucleoside reverse transcriptase inhibitor
  2. atime of switch for those who switched, or 1st October 2016 (introduction of TAF in Switzerland) or registration date if registered after that date for those who did not switch
  3. TDF toxicity risk defined as presence of a least one of the following risk factors: eGFR < 60 mL/min, urine protein-to-creatinine ratio of ≥50 mg/mmol or osteoporosis