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. 2017 Dec 6;7(12):e017727. doi: 10.1136/bmjopen-2017-017727

Table 3.

Results of linear regression for mean audit compliance measures and mean Normalization Process Theory (NPT) Scores over time

Outcome Mean nutritional process audit compliance
Model with time excluded Model with time included
Mean NPT score coefficient (p value) 0.95 (0.002) 0.40 (0.031)
Time coefficient (p value) Omitted 0.72 (<0.0001)
p Value for model 0.0018 <0.0001
r for model 0.2098 0.8076
r2 for model 0.044 0.6522