Table 1.

The pooled weighted means of IL6 levels in serum/plasma with 95% CI.

Type	Number of Studies	Pooled Weighted Mean (pg/mL)	95% Confident Interval	p-Value (Post-Hoc: OC vs. Healthy Controls	p-Value (Post-Hoc OC vs. Benign Controls
Healthy controls	20	3.96	2.02–7.73
Benign controls	21	9.62	4.16–22.26
Early-stage OC	20	16.67	10.06–27.61	0.018	0.650
Late-stage OC	20	23.88	13.84–41.23	0.002	0.225