Table 5 Analysis of sufficient conditions for rejection (y) (based on the Quine-McCluskey algorithms, without logical remainders, on basis of truth table in Additional file 6)

Assumptions

Cases

Raw coverage

Unique coverage

Consistency

ethics*interest*readybarrier*SATISFY*NOMAT

Farmers 13 and 17

0.203

0.163

1.000

ETHICS*interest*READYBARRIER*NOMAT

Farmers 6, 10, and 16

0.305

0.127

1.000

ETHICS*INTEREST*SATISF*nomat

Farmers 5, 7, and 14

0.228

0.152

1.000

ETHICS*INTEREST*satisf*NOMAT

Farmers 8 and 9

0.144

0.033

1.000

ETHICS*INTEREST*readybarrier*NOMAT

Farmers 2, 9, 11, and 15

0.338

0.101

1.000