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. 2022 May 18;15(5):747–752. doi: 10.18240/ijo.2022.05.09

Table 3. Difference of IOP changes between green tea and EGCG extracts.

Parameters Δ Green tea minus Δ EGCG (SD), P
Left eye Right eye
Δ basal IOP -0.47 (6.63), 0.774 -0.76 (6.87), 0.652
Δ after 30min -0.23 (4.29), 0.827 -0.3 (2.8), 0.660
Δ after 1h -2.12 (3.95), 0.034 -0.06 (2.84), 0.931
Δ after 1.5h -0.65 (3.76), 0.481 0.53 (2.55), 0.398
Δ after 2h 0.42 (4.41), 0.699 0.83 (3.15), 0.286

IOP: Intraocular pressure; EGCG: Epigallocatechin gallate; Δ: Difference.