Table 2 Variables used in Study 1

The healthcare professional uses ECOPIH. Dichotomous variable, where 0 = no and 1 = yes.

Perceived usefulness of ECOPIH

Perceived usefulness for improving clinical practice quality (PU1)

Metric variable obtained from a principal component analysis (see Annex 2) determining the extent to which the healthcare professionals perceived that ECOPIH use improved clinical practice quality.

Perceived usefulness for reducing costs (PU2)

Metric variable obtained from a principal component analysis (see Annex 2) determining the extent to which the healthcare professionals perceived that ECOPIH use reduced clinical practice costs (in time and effort invested in getting hold of information).

Variable measured on a 5-point Likert scale indicating the healthcare professionals’ perceived ease of use of ECOPIH.

Variable measured on a 5-point Likert scale indicating the level of patient data security and confidentiality that ECOPIH has.

Dichotomous variable indicating the individual’s professional profile. 1 = physician and 0 = nurse.

ICT user profile

Mobile device use

Categorical variable indicating the extent to which the ICT user uses different types of mobile device. 1 = low, 2 = medium, 3 = high, 4 = very high.

Social media website and app use

Categorical variable indicating the extent to which the ICT user uses social media technologies (access to social networks). 1 = low, 2 = medium, 3 = high and 4 = very high.

Gender of the healthcare professional. 1 = female and 0 = male.

Age of the healthcare professionals. The variable has four values: 1 = under 40 years old, 2 = between 40 and 49 years old, 3 = between 50 and 59 years old, and 4 = 60 years old or over.