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. 2021 Nov 19;14:e01060. doi: 10.1016/j.sciaf.2021.e01060

Table 2.

Paired sample T-test.

Paired Mean Std. Deviation T Df Sig.
Increase in PPE (Nigeria) 0.788 0.669 19.455 272 0.000
Increase in PPE (Guyana) 1.009 0.625 23.733 215 0.000