Table 4.
Simulation scenarios and their abbreviations.
| Sample size design | Sample size design | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Comb. | K | True odds ratio | n | Str. | Comb. | K | True odds ratio | n | Str. | ||
| C1 | 3 | P1: (10,10,1.2) | E1 | (40,40,40) | B | C37 | 5 | F: (20,10,4,1.2,0.5) | E1 | (40,40,40,40,40) | B |
| C2 | E2 | (100,100,100) | C38 | E2 | (100,100,100,100,100) | ||||||
| C3 | E3 | (200,200,200) | C39 | E3 | (200,200,200,200,200) | ||||||
| C4 | WI1 | (40,40,40) | IB | C40 | WI1 | (40,40,40,40,40) | IB | ||||
| C5 | WI2 | (100,100,100) | C41 | WI2 | (100,100,100,100,100) | ||||||
| C6 | WI3 | (200,200,200) | C42 | WI3 | (200,200,200,200,200) | ||||||
| C7 | AI1 | (20,20,80) | B | C43 | AI1 | (20,20,20,20,160) | B | ||||
| C8 | AI2 | (50,50,200) | C44 | AI2 | (50,50,50,50,300) | ||||||
| C9 | AI3 | (100,100,400) | C45 | AI3 | (100,100,100,100,600) | ||||||
| C10 | F: (10,4,1.2) | E1 | (40,40,40) | B | C46 | 7 | P1: (10,10,10,10,10,10,1.2) | E1 | (40,40,40,40,40,40,40) | B | |
| C11 | E2 | (100,100,100) | C47 | E2 | (100,100,100,100,100,100,100) | ||||||
| C12 | E3 | (200,200,200) | C48 | E3 | (200,200,200,200,200,200,200) | ||||||
| C13 | WI1 | (40,40,40) | IB | C49 | WI1 | (40,40,40,40,40,40,40) | IB | ||||
| C14 | WI2 | (100,100,100) | C50 | WI2 | (100,100,100,100,100,100,100) | ||||||
| C15 | WI3 | (200,200,200) | C51 | WI3 | (200,200,200,200,200,200,200) | ||||||
| C16 | AI1 | (20,20,80) | B | C52 | AI1 | (20,20,20,20,20,20,140) | B | ||||
| C17 | AI2 | (50,50,200) | C53 | AI2 | (50,50,50,50,50,50,400) | ||||||
| C18 | AI3 | (100,100,400) | C54 | AI3 | (100,100,100,100,100,100,800) | ||||||
| C19 | 5 | P1: (10,10,10,10,1.2) | E1 | (40,40,40,40,40) | B | C55 | P2: (35,35,10,10,10,10,1.2) | E1 | (40,40,40,40,40,40,40) | B | |
| C20 | E2 | (100,100,100,100,100) | C56 | E2 | (100,100,100,100,100,100,100) | ||||||
| C21 | E3 | (200,200,200,200,200) | C57 | E3 | (200,200,200,200,200,200,200) | ||||||
| C22 | WI1 | (40,40,40,40,40) | IB | C58 | WI1 | (40,40,40,40,40,40,40) | IB | ||||
| C23 | WI2 | (100,100,100,100,100) | C59 | WI2 | (100,100,100,100,100,100,100) | ||||||
| C24 | WI3 | (200,200,200,200,200) | C60 | WI3 | (200,200,200,200,200,200,200) | ||||||
| C25 | AI1 | (20,20,20,20,160) | B | C61 | AI1 | (20,20,20,20,20,20,140) | B | ||||
| C26 | AI2 | (50,50,50,50,300) | C62 | AI2 | (50,50,50,50,50,50,400) | ||||||
| C27 | AI3 | (100,100,100,100,600) | C63 | AI3 | (100,100,100,100,100,100,800) | ||||||
| C28 | P2: (20,10,10,10,1.2) | E1 | (40,40,40,40,40) | B | C64 | F: (35,30,25,20,10,5,1.2) | E1 | (40,40,40,40,40,40,40) | B | ||
| C29 | E2 | (100,100,100,100,100) | C65 | E2 | (100,100,100,100,100,100,100) | ||||||
| C30 | E3 | (200,200,200,200,200) | C66 | E3 | (200,200,200,200,200,200,200) | ||||||
| C31 | WI1 | (40,40,40,40,40) | IB | C67 | WI1 | (40,40,40,40,40,40,40) | IB | ||||
| C32 | WI2 | (100,100,100,100,100) | C68 | WI2 | (100,100,100,100,100,100,100) | ||||||
| C33 | WI3 | (200,200,200,200,200) | C69 | WI3 | (200,200,200,200,200,200,200) | ||||||
| C34 | AI1 | (20,20,20,20,160) | B | C70 | AI1 | (20,20,20,20,20,20,140) | B | ||||
| C35 | AI2 | (50,50,50,50,300) | C71 | AI2 | (50,50,50,50,50,50,400) | ||||||
| C36 | AI3 | (100,100,100,100,600) | C72 | AI3 | (100,100,100,100,100,100,800) | ||||||
Abbreviation: E, equal sample size design; WI, within-center inequality; AI, among-centers inequality; Str, structure of the table; B, balanced, IB, imbalanced; P1, only one of the odd ratios is different; P2, more than one of the odd ratios is different; F, all the odd ratios are different.