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Table 1 Food product frequency, Health Star Rating (HSR): median; range; IQR; and distributions for NOVA categories

From: Analysing the use of the Australian Health Star Rating system by level of food processing

NOVA Category n % HSR Median HSR Range IQR n HSR ≤ 2 (%)* n HSR ≥ 2.5 (%)*
MP 159 12.5 4.5δ 0.5–5 1 3(0.02%) 156(98.1%)
PCI 19 1.5 1δ 0.5–4 1 17(89.5%) 2(1.1%)
P 147 11.6 4δ 0.5–5 1 15(1.2%) 132(89.8%)
UP 944 74.4 3.5δ 0.5–5 1.5 218(23.1%) 726(76.9%)
Total Sample 1269 100 3.5δ 0.5–5 1.5 253 1016
  1. n number of products, MP unprocessed and minimally processed, PCI processed culinary ingredients, P processed, UP ultra-processed
  2. (%)* percentage of products within each NOVA category. δmedian significantly different to median of all other NOVA categories (Mann Whitney U test, p < 0.05)