Journal of Environmental and Public Health / 2020 / Article / Tab 4

Research Article

Test-Retest Reliability of a Food Frequency Questionnaire to Assess Seafood Intake Dynamics for High-End Consumers in Coastal Gulf of Mexico Communities

Table 4

Weighted kappa coefficients for coastal and noncoastal household members’ typical yearly, daily, and monthly consumption estimates and typical portion sizes of finfish, shrimp, oyster, and blue crab. Weighted kappa coefficients for all test-retest outputs had .

Consumption variableCoastalNoncoastal
Weighted kappa coefficientWeighted kappa coefficient

FishYearly consumption (month)0.951.00
Yearly consumption (day)0.951.00
Portion size0.960.89

ShrimpYearly consumption (month)0.800.98
Yearly consumption (day)0.810.98
Portion size0.960.63

OysterYearly consumption (month)0.980.89
Yearly consumption (day)0.980.86
Oyster portion size0.940.91

Blue crabYearly consumption (month)0.990.83
Yearly consumption (day)0.980.85
Portion size0.870.97

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