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Table 1 General characters of the participated based on the CD4 count

From: Factors related to baseline CD4 cell counts in HIV/AIDS patients: comparison of poisson, generalized poisson and negative binomial regression models

Variable N (%) Mean SD Min Max
All 4402 (100) 344.77 280.57 9.00 1492.00
Age (year)
 < 30 1445 (32.8) 449.08 311.78 9.00 1492.00
 30–40 1856 (42.2) 308.03 246.55 9.00 1468.00
 40–50 784 (17.8) 281.10 260.01 9.00 1445.00
  > 50 317 (7.2) 241.88 222.42 9.00 1305.00
Sex
 Female 1372 (31.2) 388.65 292.11 9.00 1475.00
 Male 3030 (68.8) 324.90 272.93 9.00 1492.00
Marital status
 Single 1429 (32.5) 368.82 292.58 9.00 1492.00
 Married 2133 (48.5) 337.22 266.38 9.00 1445.00
 Widow 508 (11.5) 307.27 294.28 9.00 1468.00
 Divorce 265 (6) 333.14 275.87 10.00 1305.00
 Unknown 67 (1.5) 308.63 336.12 9.00 1330.00
Education
 Illiterate 319 (7.2) 330.55 265.58 9.00 1492.00
 Primary School 1020 (23.2) 334.22 272.74 10.00 1468.00
 Secondary School 1261 (28.6) 346.34 274.36 9.00 1439.00
 High School 919 (20.9) 358.21 286.53 9.00 1476.00
 Academic 274 (6.2) 344.16 244.40 10.00 1164.00
 Unknown 609 (13.8) 346.64 303.51 9.00 1441.00
Job
 Employed 1521 (34.6) 345.21 285.52 9.00 1492.00
 Unemployed 1740 (39.5) 347.36 280.20 9.00 1445.00
 Unknown 1141 (25.9) 340.24 274.62 9.00 1468.00
Transmission
 Injecting drug users 122 (2.8) 618.61 424.31 9.00 1492.00
 Unsafe sexual 2104 (47.8) 324.54 268.54 9.00 1476.00
 Mother to child 1646 (37.4) 370.39 278.25 9.00 1439.00
 Blood transfusion and Unknown 530 (12) 370.39 282.44 9.00 1212.00
WHO clinical stage
 Stage 1 1997 (45.4) 420.55 278.69 10.00 1492.00
 Stage 2 594 (13.5) 333.39 275.42 9.00 1476.00
 Stage 3 575 (13.1) 181.67 185.77 9.00 1200.00
 Stage 4 372 (8.5) 157.14 197.81 9.00 1475.00
 Unknown 846 (19.6) 366.77 288.37 9.00 1445.00
Year of HIV Diagnosis
 Before 2006 530 (12) 432.85 280.12 18.00 1476.00
 2006–2011 1388 (31.5) 325.31 269.89 9.00 1441.00
 After 2011 2484 (56.5) 336.85 283.19 9.00 1492.00
TB co-infection
 No 4142(94.1) 350.03 281.17 9.00 1492.00
 Yes 260(5.9) 260.91 257.28 9.00 1311.00