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Table 3 Descriptive statistics including mean, median, standard deviation (SD) and interquartile range (IQR) for the ten first quantitative measures for CD4+ T-cells and proportion of detectable viral load after cART for HIV-BCS and SISCEL databases

From: Validation of CD4+ T-cell and viral load data from the HIV-Brazil Cohort Study using secondary system data

  HIV-BCS SISCEL
CD4+ T-cell HIV viral loada CD4+ T-cell HIV viral loada
Mean (SD) Median (IQR) Above (%) Mean (SD) Median (IQR) Above (%)
Count 1 334 (204) 307 (189–435) 29.5 356 (216) 327 (198–469) 27.9
Count 2 366 (207) 341 (215–476) 19.5 382 (219) 355 (220–499) 21.5
Count 3 397 (221) 369 (238–515) 18.0 412 (235) 381 (242–538) 17.6
Count 4 425 (235) 395 (262–548) 16.9 433 (241) 403 (259–565) 17.4
Count 5 444 (239) 418 (278–574) 16.1 451 (248) 423 (272–595) 16.9
Count 6 461 (246) 427 (288–597) 15.8 465 (254) 433 (285–607) 16.7
Count 7 480 (252) 455 (303–621) 14.3 478 (260) 445 (293–630) 16.2
Count 8 495 (258) 465 (311–638) 14.1 488 (264) 460 (299–643) 16.1
Count 9 513 (261) 486 (332–657) 12.8 502 (270) 474 (308–659) 15.5
Count 10 531 (272) 503 (336–690) 12.2 515 (282) 482 (314–669) 15.0
  1. aAbove lower limit of detection. The lower limit of detection varied according to method over the years between 400 and 40 copies / ml