Journal of Environmental and Public Health / 2020 / Article / Tab 3

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 3

Weighted kappa coefficients for household members reported by all study participants for seasonal finfish, shrimp, oyster, and blue crab consumption rates. Weighted kappa coefficient for all test-retest outputs was <0.0001.

Consumption variableWeighted kappa coefficient95% CI

FishCurrent season (month)1.000.99‐1.00
Current season (day)1.000.99‐1.00
Last season (month)1.000.99‐1.00
Last season (day)1.000.99‐1.00

ShrimpCurrent season (month)0.740.51–0.98
Current season (day)0.730.49–0.97
Last season (month)0.830.65–1.00
Last season (day)0.820.65–1.00

OysterCurrent season (month)0.970.94–1.00
Current season (day)0.970.93–1.00
Last season (month)0.970.94–1.00
Last season (day)0.970.93–1.00

Blue crabCurrent season (month)0.950.89–1.00
Current season (day)0.940.88–1.00
Last season (month)0.970.95–0.99
Last season (day)0.970.94–0.99

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