# Table 3 eTIPS Feasibility Questionnaire

Item Description Mother Mother Father Father
1 m 6 m 1 m 6 m
Number in section A 12 11 9 7
A1 I understand the purpose of eTIPS 5 (4–5) 5 (4–5) 5 (4–5) 5 (4–5)
A2 I understand the types of things eTIPS requires me to do with my child 5 (4–5) 5 (4–5) 5 (4–5) 5 (4–5)
A3 I can see the potential value of eTIPS for my child 5 (4–5) 5 (4–5) 5 (4–5) 5 (4–5)
A4 I can easily fit eTIPS into my day 5 (3–5) 5 (4–5) 5 (3–5) 4 (3–5)
A5 It is easy to carry out the eTIPS approach with my child 5 (2–5) 5 (4–5) 4 (3–5) 4 (4–5)
A6 Using eTIPS disrupts my relationship with my child 0.5 (1–3) 1 (1–2) 2 (1–3) 1 (1–2)
A7 Sufficient training is provided for me to use eTIPS with my child 4.5 (3–5) 5 (2–5) 5 (3–5) 4 (3–5)
A8 My child tolerates eTIPS well 4.5 (3–5) 4 (4–5) 4 (4–5) 5 (4–5)
Number in section B 11 11 9 7
B1 When you use eTIPS, how familiar does it feel? 6.97 (1.91) 9.14 (0.84) 5.71 (2.44) 7.69 (1.76)
B2 Do you feel eTIPS is currently a normal part of your day/time with your child? 6.95 (1.90) 9.36 (0.81) 6.24 (2.07) 7.81 (2.07)
B3 Do you feel eTIPS will become a normal part of your day/time with your child? 9.13 (1.29) 9.45 (0.82) 9.26 (0.78) 8.97 (0.94)
1. A 5 point Likert scale was used: 1 = “strongly disagree”; 2 = “disagree”; 3 = “neither agree nor disagree”; 4 = “agree”; 5 = “strongly agree”. Median values for each of items A1–8, with minimum and maximum in brackets. For items B1–3, mean and standard deviation are given as these were represented as a continuous scale (0–10), with increasing scores representing increasing familiarity with/perceived normality of the approach