Table 2 Adjusted comparison of sodium in standard fish & chip meals from shops using 5 vs 17-holed salt shakers

 Sodium (mg); 5HSS compared to 17HSS

8.4 (−77.5 to 94.2)

−126.0 (−280.5 to 28.4)

−76.9 (−168.3 to 14.6)

−194.5 (−421.6 to 32.6)

 Meal price (£)

31.3 (−50.6 to 113.2)

−141.6 (−288.9 to 5.8)

33.1 (−54.1 to 120.3)

−77.2 (−293.9 to 139.4)

 Area (2 vs 1)

−5.1 (−94.8 to 84.5)

−31.9 (−193.2 to 129.3)

−51.5 (−147.0 to 44.0)

−88.6 (−325.7 to 148.6)

 Sodium per 100 g (mg); 5HSS compared to 17HSS

21.0 (−29.7 to 71.7)

−32.0 (−65.0 to 1.0)

−41.2 (−100.3 to 17.9)

−28.0 (−57.2 to 1.2)

 Meal price (£)

−20.5 (−68.9 to 27.8)

−41.4 (−72.8 to −9.9)*

−38.8 (−95.1 to 17.6)

−31.2 (−56.1 to −3.4)*

 Area (2 vs 1)

40.3 (−12.7 to 93.3)

6.6 (−27.9 to 41.0)

28.6 (−33.1 to 90.3)

12.5 (−18.0 to 42.9)