Effect of celecoxib on improving depression: A systematic review and meta-analysis

Figure 4 Subgroup analysis about the depression scale, depression type and period of therapy. A: Depression scale; B: Depression type; C: Period of therapy. With the random effect model, the depression scores were calculated through using standardized mean differences (grey squares with small black squares) with 95%CIs (horizontal lines through gray squares) and pooled-effect sizes (blue diamonds).