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Table 4 Univariate analyses for vending machine beverage availability variables in relation to students’ weekday consumption of SSBs among secondary school students (n = 7679) in Alberta and Ontario participating in Waves 1–3 (2013/14–2015/16) of the COMPASS study

From: Examining changes in school vending machine beverage availability and sugar-sweetened beverage intake among Canadian adolescents participating in the COMPASS study: a longitudinal assessment of provincial school nutrition policy compliance and effectiveness

Variable

Weekday SSB consumptiona

Rateb (95% CI)

Composite SSB scorec

Soft drink

Sweetened coffees/teas

Energy drinks

SSBs

 Sugar-containing carbonated soft drinks (e.g., non-diet Coca-Cola, non-diet Sprite, etc.)

 

  0 drinks available

REF

REF

REF

REF

  ≥1 drinks available

1.01 (0.97–1.05)

1.00 (0.94–1.06)

1.03 (0.95–1.11)

0.99 (0.81–1.21)

 Sugar-containing non-carbonated soft drinks (e.g., non-diet lemonade, fruit drinks, iced tea, etc.)

 

  0 drinks available

REF

REF

REF

REF

  ≥1 drinks available

1.01 (0.98–1.04)

1.05 (1.01–1.10)*

0.97 (0.91–1.03)

1.04 (0.89–1.21)

 Sugar-containing sports drinks (e.g., Gatorade, PowerAde, etc.)

 

  0 drinks available

REF

REF

REF

REF

  ≥1 drinks available

1.03 (0.99–1.07)

0.98 (0.91–1.06)

1.06 (0.97–1.15)

1.21 (0.89–1.63)

 Flavoured milk (e.g., strawberry, chocolate milk)

 

  0 drinks available

REF

REF

REF

REF

  ≥1 drinks available

0.97 (0.94–1.01)

0.94 (0.89–0.99)*

1.03 (0.97–1.09)

0.96 (0.73–1.00)

Non-SSBs

 Diet carbonated soft drinks (e.g., Diet Coke, Coke Zero, Sprite Zero, etc.)

 

  0 drinks available

REF

REF

REF

REF

  ≥1 drinks available

0.98 (0.95–1.02)

0.99 (0.93–1.06)

0.98 (0.91–1.05)

0.91 (0.76–1.08)

 Diet non-carbonated soft drinks (e.g., diet lemonade, Vitaminwater Zero, diet iced tea, etc.)

 

  0 drinks available

REF

REF

REF

REF

  ≥1 drinks available

1.00 (0.98–1.03)

0.99 (0.94–1.04)

1.01 (0.95–1.07)

1.10 (0.96–1.25)

 Diet sports drinks (e.g., G2, Powerade Zero, etc.)

 

  0 drinks available

REF

REF

REF

REF

  ≥1 drinks available

1.03 (0.99–1.09)

1.02 (0.94–1.11)

1.03 (0.95–1.11)

1.10 (0.85–1.43)

 Plain white milk

 

  0 drinks available

REF

REF

REF

REF

  ≥1 drinks available

0.97 (0.94–1.01)

0.99 (0.93–1.06)

0.95 (0.90–1.01)

0.89 (0.75–1.05)

 100% fruit juice

 

  0 drinks available

REF

REF

REF

REF

  ≥1 drinks available

1.02 (0.97–1.07)

1.02 (0.94–1.10)

1.02 (0.93–1.11)

1.01 (0.84–1.21)

 Water

 

  0 drinks available

REF

REF

REF

REF

  ≥1 drinks available

1.03 (0.99–1.07)

1.07 (1.01–1.13)*

1.00 (0.93–1.07)

0.98 (0.83–1.16)

  1. SSB, sugar-sweetened beverage
  2. aNumber of weekdays participants reported consuming SSBs in a typical school week (Mon.-Fri., 0–5 days)
  3. bRates represents the exponentiated beta coefficients; bold values are statistically significant (P < 0.20)
  4. cA composite score, ranging from 0 to 15, representing the sum of participants’ weekday rates of consuming the three distinct SSB categories
  5. *P < 0.05, **P < 0.01, ***P < 0.001