Table 2.

Descriptive statistics of the evaluation measures of the influence agents and their peers

	T1			T2
	M (SD)	Range	% (n)	M (SD)	Range
General experiences with the training
Enjoyment of the training	3.66 (.55)	1–4	84% (31)
Duration of the training	3.09 (.59)	1–5	84% (27)
Perceived autonomy-support	3.54 (.38)	1–4	97% (30)
Motivating influence agents to drink more water themselves
Intrinsic motivation	4.48 (1.71)	1–6		4.93 (1.20)b	1.5–6
Water consumption	2.82 (1.97)	0–7		3.51 (2.02)b	0–7
SSBs consumption	.75 (.73)	0–7		.57 (.80)	0–3.6
Supporting the influence agents in motivating their peers
Intrinsic motivation	4.61 (1.33)	1–6		4.43 (1.48)	1–6
Perceived social support	1.91 (.92)	1–6		2.16 (1.13)b	1–6
Descriptive norms	3.64 (.94)	1–6		3.66 (1.18)	1–6
Injunctive norms	3.73 (1.63)	1–6		3.33 (1.80)	1–6
Drinking water themselves	4.10 (1.18)	1–6	95% (20)
Talking about water at school or home	3.05 (.97)	1–6	76% (16)
Talking about water in the social media platform	2.05 (1.32)	1–6	27% (6)
Forwarding short videos about water in the social media platform	1.95 (1.02)	1–6	24% (5)

Note. Percentage (%) refers to the number of influence agents with a response score of ≥3; ^bFindings from t-tests indicated significant differences over time; T1 = baseline; T2 = immediately after the start of the intervention