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. 2022 Oct 6;10:988525. doi: 10.3389/fpubh.2022.988525

Table 7.

Item-level discriminant validity testing for FHC-NU (Sg).

FHC-NU (Sg)
Label Item Description (In our family…) Mean SD Factor 1 (Val) Factor 2 (Com) Factor 3 (Coh) Factor 4 (Con)
Factor 1 = Val (Value)
Val1 ...a healthy diet is important to us (e.g., type and amount of food, meal timings) 2.29 0.66 2 2 2
Val2 ...we pay attention to eating healthily 2.20 0.65 2 2 2
Val3 ...we eat healthily on a regular basis 2.08 0.68 2 2 2
Val4 ...it is normal for us to choose healthy foods 2.11 0.67 1 2 2
Factor 2 = Com (Communication)
Com1 ...we are interested in articles (print or online) on healthy nutrition 1.79 0.80 1 2 2
Com2 ...we remind each other to pay attention to a healthy diet 2.17 0.68 1 2 2
Com3 ...we talk about which foods are healthy 2.10 0.73 2 2 2
Com4 ...we encourage and support each other to refrain from eating/drinking unhealthy things 2.17 0.70 1 2 2
Com5 ...we talk about how to eat healthily 2.12 0.69 2 2 2
Factor 3 = Coh (Cohesion)
Coh1 ...we value spending time together during meals 2.34 0.69 2 2 2
Coh2 ...everybody enjoys having meals together 2.35 0.67 2 2 2
Coh3 ...eating together is a part of our daily family life 2.24 0.74 2 2 2
Coh4 ...we enjoy meals most when we sit at the same table 2.31 0.71 2 2 2
Coh5 ...we try to eat together as often as possible 2.34 0.67 2 2 2
Factor 4 = Con (Consensus)
Con1 ...we agree on diet and nutrition. 2.06 0.66 2 2 2
Con2 ...we usually agree on meals and food choices. 2.15 0.61 2 2 2

Cutoff point for significance is 2 standard errors (1 SE = 0.05, 2 SE = 0.1). Levels of scaling success: 2: Item-factor correlation is significantly higher for hypothesized scale than for competing scale. 1: Item-factor correlation is higher for hypothesized scale than competing scale, but not significantly. −1: Item-factor correlation is lower for hypothesized scale than competing scale, but not significantly. −2: Item-factor correlation is significantly lower for hypothesized scale than for competing scale.