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Table 1 Characteristics of ART patients in central Kenya between 2004 and 2012

From: Survival probability and factors associated with time to loss to follow-up and mortality among patients on antiretroviral treatment in central Kenya

Participant characteristics Total Retained LTFU Dead p value
n (%) 31,346 (100.0) 21,576 (68.8) 8495 (27.1) 1275 (4.1)
n (%) n (%) n (%) n (%)
Age at enrollment (N = 31,346)       < 0.001
 0–4 1533 (4.9) 1078 (5.0) 417 (4.9) 38 (3.0)  
 5–9 1466 (4.7) 1100 (5.1) 323 (3.8) 43 (3.4)  
 10–14 842 (2.7) 621 (2.9) 189 (2.2) 32 (2.5)  
 15–19 500 (1.6) 342 (1.6) 147 (1.7) 11 (0.9)  
 20–35 11,630 (37.1) 7534 (34.9) 3659 (43.1) 437 (34.3)  
 36–50 12,422 (39.6) 8822 (40.9) 3061 (36.0) 539 (42.3)  
 51 and above 2953 (9.4) 2079 (9.6) 699 (8.2) 175 (13.7)  
Sex, (n = 31,346)       < 0.001
 Male 10,791 (34.4) 7208 (33.4) 3002 (35.3) 581 (45.6)  
 Female 20,555 (65.6) 14,368 (66.6) 5493 (64.7) 694 (54.4)  
Marital status (n = 27,497)       < 0.001
 Single 6964 (25.3) 4641 (24.4) 1973 (27.0) 350 (30.9)  
 Married 12,622 (45.9) 9045 (47.5) 3144 (43.0) 433 (38.3)  
 Divorced 4554 (16.6) 2949 (15.5) 1402 (19.2) 203 (17.9)  
 Widowed 3357 (12.2) 2421 (12.7) 790 (10.8) 146 (12.9)  
Regimen (n = 29,192)       < 0.001
 D4T 14,823 (50.8) 9861 (48.6) 4200 (54.3) 762 (64.1)  
 AZT 6363 (21.8) 4642 (22.9) 1508 (19.5) 213 (17.9)  
 TDF 6578 (22.5) 4764 (23.5) 1631 (21.1) 183 (15.4)  
 ABC 1428 (4.9) 1007 (5.0) 391 (5.1) 30 (2.5)  
WHO stage at enrollment (n = 29,623)       < 0.001
 Stage 1 5471 (18.5) 4082 (19.9) 1303 (16.4) 86 (7.1)  
 Stage 2 10,622 (35.9) 7646 (37.3) 2663 (33.6) 313 (25.7)  
 Stage 3 11,523 (38.9) 7637 (37.3) 3261 (41.2) 625 (51.3)  
 Stage 4 2007 (6.8) 1118 (5.5) 695 (8.8) 194 (15.9)  
TB status (n = 29,262)       < 0.001
 No TB signs 27,828 (95.1) 20,087 (98.7) 6898 (88.8) 843 (73.8)  
 Presumptive TB 289 (1.0) 90 (0.4) 124 (1.6) 75 (6.6)  
 On TB TX 1145 (3.9) 176 (0.9) 745 (9.6) 224 (19.6)  
ART cohort (n = 31,346)       < 0.001
 2004 430 (1.4) 285 (1.3) 137 (1.6) 8 (0.6)  
 2005 1294 (4.1) 933 (4.3) 332 (3.9) 29 (2.3)  
 2006 2800 (8.9) 2073 (9.6) 633 (7.5) 94 (7.4)  
 2007 4205 (13.4) 2731 (12.7) 1270 (14.9) 204 (16.0)  
 2008 4553 (14.5) 3098 (14.4) 1198 (14.1) 257 (20.2)  
 2009 4667 (14.9) 3297 (15.3) 1129 (13.3) 241 (18.9)  
 2010 4798 (15.3) 3348 (15.5) 1230 (14.5) 220 (17.3)  
 2011 4900 (15.6) 3463 (16.1) 1298 (15.3) 139 (10.9)  
 2012 3699 (11.8) 2348 (10.9) 1268 (14.9) 83 (6.5)