Table 4.

Changes in frequency of ordered food during lockdown.

Study ID (Country)	Increased	Decreased	No changes	P value
Allhuseini et al., 2020 [15] (Saudi Arabia)	NA	a	NA	<0.001
Błaszczyk-Bębenek et al., 2020 [18] (Poland)	NA	b	NA	<0.0001
Gerritsen et al., 2020 [23] (New Zealand)	52.2%	33.9%	13.9%a	NA

NA not available.

^a Before lockdown: Never: 15%, 1–2 times per week: 50.6%, 3–6 times per week: 25.8%, daily: 8.6%/After lockdown: never: 74.8%, 1–2 times per week: 17.5%, 3–6 times per week: 4.4%, daily: 3.4%.

^b Before lockdown: Never: 15.7%, 1–3 times per month: 45.5%, 1 time per week: 17.3%, few times per week: 17.3%, 1 time per day: 3.5%, few times a day: 0.6%/After lockdown: Never: 51.6%, 1–3 times per month: 34.6%, 1 time per week: 9.0%, few times per week: 3.50%.

^c time per day: 1.3%, few times a day: 0%.

^aNot stated in the study. Calculated according to existing results.