Table 4

Weekly sales of primary and secondary outcomes,* in 15 non-seasonal facilities (continued)

Outcome (first block of estimates)Preimplementation time trendDuring implementation time trendPostimplementation time trend
β(95% CI)P valueβ(95% CI)P valueβ(95% CI)P value
 Volume ‘red’ drinks (%)−0.06(−0.11 to −0.02)0.008−0.41(−0.68 to −0.14)0.003−0.10(−0.19 to −0.02)0.016
 Refrigerated drinks revenue (AU$)†−0.03(−0.49 to 0.43)0.887−3.52(−7.98 to 0.95)0.122−1.32(−2.62 to −0.02)0.046
 Volume ‘amber’ drinks (%)0.01(−0.04 to 0.06)0.659−0.04(−0.16 to 0.09)0.5470.12(0.07 to 0.17)<0.001
 Volume ‘green’ drinks (%)0.05(0.02 to 0.08)0.0010.39(0.15 to 0.63)0.001−0.02(−0.08 to 0.04)0.511
 Total volume of drinks sold (L)†0.09(−0.25 to 0.07)0.261−0.51(−1.18 to 0.15)0.129−0.21(−0.39 to −0.03)0.024
 Volume water (%)0.04(0.02 to 0.07)<0.0010.21(0.02 to 0.40)0.034−0.02(−0.07 to 0.03)0.395
 Free sugar content (g/100 mL)−0.003(−0.007 to 0.001)0.156−0.02(−0.04 to −0.004)0.018−0.007(−0.01 to −0.001)0.034
 Revenue food and other drinks (AU$)†1.74(−0.56 to 4.03)0.138−13.3(−31.9 to 5.36)0.163−2.66(−6.20 to 0.88)0.141
Outcome (second block of estimates)Change in time trend from preimplementation to during implementationChange in time trend from preimplementation to postimplementationChange in time trend from during implementation to postimplementation
β(95% CI)P valueβ(95% CI)P valueβ(95% CI)P value
 Volume ‘red’ drinks (%)−0.35(−0.62 to −0.08)0.011−0.04(−0.14 to 0.06)0.4370.31(0.02 to 0.59)0.036
 Refrigerated drinks revenue (AU$)†−3.48(−8.06 to 1.09)0.136−1.29(−2.78 to 0.21)0.0912.2(−1.10 to 5.49)0.191
 Volume ‘amber’ drinks (%)−0.05(−0.20 to 0.10)0.5100.11(0.04 to 0.18)0.0040.16(0.05 to 0.27)0.004
 Volume ‘green’ drinks (%)0.34(0.11 to 0.57)0.004−0.07(−0.16 to 0.01)0.101−0.41(−0.68 to −0.14)0.003
 Total volume of drinks sold (L)†−0.42(−0.97 to 0.12)0.130−0.12(−0.25 to 0.01)0.0740.31(−0.20 to 0.81)0.236
 Volume water (%)0.16(−0.03 to 0.35)0.091−0.07(−0.13, −0.003)0.039−0.23(−0.43 to −0.02)0.030
 Free sugar content (g/100 mL)−0.02(−0.04 to −0.001)0.041−0.004(−0.01 to 0.005)0.3700.01(−0.005 to 0.03)0.141
 Revenue food and other drinks (AU$)†−15(−35.7 to 5.65)0.154−4.4(−10.0 to 1.20)0.12310.6(−4.85 to 26.1)0.179
Outcome (third block of estimates)Change in level at start of implementation‡Change in level at end of implementation‡Change in outcome February 2020‡
β(95% CI)P valueβ(95% CI)P valueβ(95% CI)P value
 Volume ‘red’ drinks (%)0.16(−2.22 to 2.53)0.897−8.19(−17.3 to 0.91)0.078−11.0(−21.6 to −0.41)0.042
 Refrigerated drinks revenue (AU$)†23.8(−54.3 to 102)0.55122.0(−78.7 to 123)0.668−68.1(−165 to 28.7)0.168
 Volume ‘amber’ drinks (%)−0.45(−3.71 to 2.82)0.789−2.93(−7.47 to 1.62)0.2074.71(−3.21 to 12.6)0.244
 Volume ‘green’ drinks (%)0.7(−1.89 to 3.29)0.59611.6(5.08 to 18.0)<0.0016.43(−0.68 to 13.5)0.076
 Total volume of drinks sold (L)†5.36(−8.91 to 19.6)0.4627.10(−10.4 to 24.6)0.427−1.22(−21.7 to 19.2)0.907
 Volume water (%)0.87(−1.12 to 2.87)0.3917.07(2.00 to 12.1)0.0062.5(−3.74 to 8.74)0.433
 Free sugar content (g/100mL)0.06(−0.14 to 0.27)0.544−0.49(−1.06 to 0.07)0.087−0.78(−1.55 to −0.001)0.050
 Revenue food and other drinks (AU$)†172(−228 to 571)0.400232(−347 to 811)0.432−75.9(−439 to 288)0.682

  • Study periods: Preimplementation (4 January 2016 to 4 March 2018 ; Implementation (5 March 2018 to 30 September 2018); Postimplementation (1 October 2018 to 24 February 2020).

  • *Estimates obtained under a model using weekly data, adjusting for calendar month and maximum weekly temperature.

  • †Models for total outcomes additionally adjusted for facility type (café; kiosk; canteen).

  • ‡Difference in level compared with the counterfactual outcome.