Demographic, immunological and virological parameters of patients with unstable and stable CD4+ T-cell counts.

Where data is unavailable for all patients within a group, the number of patients for whom data available is detailed.‡, † See Figure 1 for definition of patient groups. ∧p-value using Mann-Whitney U test for quantitative data and chi-squared test with Yates' correction for qualitative data.若某组别内所有患者均无可用数据，则将详细载明存在可用数据的患者人数。‡, † 患者分组的定义详见图1。∧ p值：定量数据（quantitative data）采用曼-惠特尼U检验（Mann-Whitney U test）计算，定性数据（qualitative data）则采用带有耶茨校正（Yates' correction）的卡方检验（chi-squared test）计算。