Epidemiologic Perspectives & Innovations

Table 2 Principle of 2 by k tables for epidemiological exposure studies

From: Trend tests for the evaluation of exposure-response relationships in epidemiological exposure studies

	E₁	....	E_k	Total
Disease	n₁₁	...	n_k1	n_.1
No disease	n₁₀	...	n_k0	n_.0
Sample size	n_1.	...	n_k.	n_..

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