|
Variable
|
% Observed Agreement
|
Kappa
|
95% CI
|
PABAK
|
PI
|
BI
|
|---|
|
Foods Avoided
|
|
Gluten free grain/cereal
|
94.87
|
−.03
|
−.09–0.04
|
.90
|
.95
|
.00
|
|
Legumes
|
94.87
|
.72
|
.36–1.00
|
.90
|
.79
|
.00
|
|
Water
|
97.44
|
.00
|
.00–1.00
|
.95
|
.97
|
.03
|
|
Grains
|
87.18
|
.38
|
−.04–.80
|
.74
|
.77
|
.08
|
|
Meat
|
82.05
|
.49
|
.17–.80
|
.64
|
.56
|
.13
|
|
Sports bar/gel
|
84.62
|
.17
|
−.25–.59
|
.69
|
.79
|
.05
|
|
Starchy vegetable
|
84.62
|
.16
|
−.26–.59
|
.69
|
.79
|
.00
|
|
Poultry
|
89.74
|
.55
|
.18–.92
|
.79
|
.74
|
.10
|
|
Sports drink
|
84.62
|
.44
|
.09–0.78
|
.69
|
.69
|
.15
|
|
Cold breakfast cereal
|
94.87
|
.48
|
−.12–1.00
|
.90
|
.90
|
.05
|
|
Fish/seafood
|
84.62
|
.48
|
.13–.83
|
.69
|
.64
|
.05
|
|
Juice
|
84.62
|
.41
|
.02–.80
|
.69
|
.69
|
.00
|
|
Hot cereal
|
89.74
|
.28
|
−.22–.79
|
.79
|
.85
|
.05
|
|
Nuts
|
94.87
|
−.03
|
−.09–.04
|
.90
|
.95
|
.00
|
|
Fruit/vegetable smoothie
|
94.87
|
.72
|
.37–1.00
|
.90
|
.79
|
.05
|
|
Milk products
|
87.18
|
.69
|
.44–.94
|
.74
|
.41
|
.03
|
|
Eggs
|
92.31
|
.54
|
.09–.98
|
.85
|
.82
|
.08
|
|
Coffee or tea
|
82.05
|
.51
|
.20–.83
|
.64
|
.51
|
.03
|
|
Lactose-free milk
|
94.87
|
.47
|
−.15–1.00
|
.90
|
.90
|
.00
|
|
Fruit
|
94.87
|
.00
|
.00–1.00
|
.90
|
.95
|
.05
|
|
Energy drink
|
82.05
|
.49
|
.17–.80
|
.64
|
.56
|
.13
|
|
Almond milk
|
92.31
|
−.04
|
−.11–.04
|
.85
|
.92
|
.03
|
|
Vegetables
|
94.87
|
.48
|
−.12–1.00
|
.90
|
.90
|
.05
|
|
Chocolate
|
82.05
|
.42
|
.07–.78
|
.64
|
.62
|
.03
|
|
Coconut milk
|
92.31
|
−.04
|
−.11–.04
|
.85
|
.92
|
.03
|
|
High fiber foods
|
84.62
|
.33
|
−.07–.72
|
.69
|
.74
|
.10
|
|
Soy milk
|
84.62
|
.17
|
−.25–.59
|
.69
|
.79
|
.05
|
|
Don’t avoid foods
|
79.49
|
.56
|
.30–.82
|
.59
|
.28
|
.10
|
|
Reasons for Avoiding Foods
|
|
Routine
|
89.74
|
.44
|
−.01–.90
|
.79
|
.79
|
.00
|
|
Experience
|
87.18
|
.75
|
.55–.95
|
.74
|
.05
|
.13
|
|
Personal preference
|
82.05
|
.60
|
.34–.87
|
.64
|
.31
|
.03
|
|
Advice
|
97.44
|
.79
|
.38–1.00
|
.95
|
.87
|
.03
|
|
Superstition
|
97.44
|
.00
|
.00–1.00
|
.95
|
.97
|
.03
|
|
Symptoms Experienced
|
|
Stomach pain/cramps
|
84.62
|
.70
|
.48–.92
|
.69
|
.03
|
.10
|
|
Diarrhea
|
92.31
|
.75
|
.49–1.00
|
.85
|
.62
|
.03
|
|
Burping/belching
|
92.31
|
.53
|
.06–1.00
|
.85
|
.82
|
.03
|
|
Nausea/vomiting
|
94.87
|
.64
|
.18–1.00
|
.90
|
.85
|
.00
|
|
Side ache/stitch
|
79.49
|
.37
|
.02–.72
|
.59
|
.59
|
.00
|
|
Intestinal issues
|
84.62
|
.60
|
.31–.89
|
.69
|
.49
|
.05
|
|
Urge to defecate
|
89.74
|
.72
|
.46–.97
|
.79
|
.54
|
.10
|
|
Gas
|
84.62
|
.53
|
.20–.86
|
.69
|
.59
|
.00
|
|
Reflux/heart burn
|
84.62
|
.53
|
.20–.86
|
.69
|
.59
|
.05
|
|
Bloating
|
79.49
|
.54
|
.26–.82
|
.59
|
.33
|
.00
|
|
Fullness/heaviness
|
79.49
|
.46
|
.15–.78
|
.59
|
.49
|
.05
|
|
No symptoms
|
92.31
|
.68
|
.35–1.00
|
.85
|
.72
|
.03
|
- Kappa unadjusted kappa, 95% CI 95% confidence interval, PABAK prevalence-adjusted bias-adjusted kappa, PI prevalence index, BI bias index. Reliability for questions regarding pre-training was determined using a kappa statistic or PABAK. Symptoms bleeding had 100% agreement. Responses that did not meet the reliability criteria are bolded
