Research Article

Linear Mixed Modeling of CD4 Cell Counts of HIV-Infected Children Treated with Antiretroviral Therapy

Table 1

Summary statistics of the longitudinal CD4 cell count of HIV-infected children in different follow-up months.

TimeBaselineFirst visitSecond visitThird visitFourth visitFifth visitSixth visit

N (%)201 (100%)185 (92.0%)137 (68.2%)125 (62.2%)115 (57.2%)92 (45.8%)54 (26.9%)
Mean468.50615.05868.68874.65912.56911.21893.52
SD319.11376.98387.24354.37348.16336.57302.82