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Table 3 Number of cases and controls in ijth stratum of F × G under stratified random sampling

From: Causal analysis of case-control data

E

Case

Control

1

a1ij = γ j R1ij N1ij T

b1ij = λ j N1ij

0

a0ij = γ j R0ij N0ij T

b0ij = λ j N0ij