Table 3 Sensitivity analysis based on the fail-safe number (i.e., the additional number of observations necessary to change results of the meta-analysis from significant to non-significant) and the number of studies (n).

From: Impact of genetically engineered maize on agronomic, environmental and toxicological traits: a meta-analysis of 21 years of field data

Impact type Parameter Fail-safe number n 5n + 10
Grain yield and quality Grain yield 1660287 19 105
Grain yield-single stack 20671 16 90
Grain yield-double stack 12002 10 60
Grain yield-triple stack 359 3 25
Grain yield-quadruple stack 528 2 20
Damaged ears 103216 7 45
Damaged ears-single stack 2360 4 30
Damaged ears-double stack 30384 3 25
Damaged ears-triple stack 801 2 20
Damaged ears-quadruple stack 4763 2 20
Proteins 0 3 25
Lipids 9642 3 25
Acid Detergent Fiber 0 3 25
Neutral Detergent Fiber 0 3 25
Total Detergent Fiber 0 3 25
Fumonisins in grain 1596 4 30
Thricotecens in grain 110 4 30
Mycotoxins 7287 11 65
TO taxa Diabrotica spp. (adults) 26937 5 35
NTO taxa Anthocoridae (adults) 0 15 85
Aphididae (adults) 0 8 50
Araneae (adults) 32 12 70
Braconidae (adults) 6114 4 30
Carabidae (adults) 0 10 60
Chrysopidae (adults) 0 9 55
Chrysopidae (larvae) 22 3 25
Cicadellidae (adults) 0 6 40
Coccinellidae (adults) 220 17 95
Coccinellidae (larvae) 0 4 30
Nabidae (adults) 0 5 35
Nitidulidae (adults) 0 6 40
Staphylinidae (adults) 93 9 55
Biomass decomposition Lignin in leaves 3227 3 25
Lignin in stems 6216 3 25
Stalk mass loss 5 3 25
Biomass loss 40 3 25
CO2 emission 81 3 25