Political and public acceptability of a sugar-sweetened beverages tax: a mixed-method systematic review and meta-analysis

Table 3 Synthesis of quantitative studies on political and public acceptability of a sugar-sweetened beverages (SSBs) tax

Subtheme	Pooled proportion (95% CI) or proportion	Range	I^{2 a} (%)	No. of studies (references)	Countries
1. Beliefs about effectiveness and cost-effectiveness
Impact on SSB purchases and consumption	0.39 (0.26–0.54)	0.20–0.64	99.6	7 [18, 25, 45, 49, 54, 55]	France, Mexico, UK, US
Impact on health-related outcomes	0.40 (0.29–0.54)	0.26–0.58	98.5	5 [18, 25, 41, 54]	France, UK, US
Cost-effectiveness	0.33	NA	NA	1 [25]	UK
Lack of healthy alternatives	0.84	NA	NA	1 [45]	Mexico
2. Beliefs about appropriateness
Taxation as an intervention strategy
Appropriate	0.37	NA	NA	1 [25]	UK
Not appropriate	0.54	NA	NA	1 [25]	UK
SSBs as an intervention target
Appropriate	0.68 (0.48–0.85)	0.42–0.92	99.6	5 [25, 45, 49, 52, 55]	Mexico, UK, US
Not appropriate	0.60	NA	NA	1 [25]	UK
Beliefs about overweight and obesity
Obesity is a problem	0.92 (0.91–0.93)	0.85–0.93	0.00	2 [49, 57]	Australia, US
Society is responsible	0.38	NA	NA	1 [49]	US
3. Beliefs about economic and socioeconomic benefit
Raise revenue for societal health programs	0.39 (0.36–0.41)	0.37–0.40	0.00	2 [25, 49]	UK, US
Negative economic impact	0.44	NA	NA	1 [25]	UK
Impact on socioeconomic equality
Negative	0.50 (0.48–0.52)	0.49–0.51	0.00	2 [18, 25]	France, UK
Positive	0.36	NA	NA	1 [25]	UK
4. Beliefs about policy adoption and implementation
Lack of stakeholder support	0.53	NA	NA	1 [25]	UK
5. Mistrust
Mistrust of industry	0.49 (0.32–0.66)	0.31–0.80	98.9	4 [51, 52, 61, 62]	UK, US
Mistrust of government	0.61 (0.56–0.67)	0.58–0.67	90.3	3 [25, 54]	UK, US
Mistrust of public health experts	0.35	NA	NA	1 [49]	US

ISSN: 1479-5868