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Table 5 Conjoint analysis of sub groups | Levels 2 and 3 compared to level 1

From: How do patients value and prioritize patient portal functionalities and usage factors? A conjoint analysis study with chronically ill patients

Attribute Level LogLike Diff.  
   Total Patient group Age Portal use experience Gender
Accessibility 1. Portal can be accessed via a computer (laptop and/or desktop) *
2. Portal can be accessed via a tablet (for example iPad) −0.922 0.146 −0.301 0.376 −0.360
3. Portal can be accessed via a smartphone (for example iPhone) −1.086 0.228 −0.494 0.441 −0.549
Login 1. Username and password *
2. DigiD with SMS verification 0.004 −0.064 −0.200 0.358 0.127
3. Username, password and SMS verification 0.018 0.058 −0.124 0.236 0.038
Interoperability 1. No export of data *
  2. Export of data to non-interoperable format (e.g. PDF) 0.259 0.050 −0.217 0.297 −0.101
  3. Export of data to interoperable format (e.g. Continuous Care Document) 0.165 −0.008 0.169 0.335 0.140
Content 1. Reports and basic information (e.g. medication overviews) *
  2. Reports and basic information and professional summary 0.312 −0.031 −0.219 0.347 −0.099
  3. Complete uncensored medical file 0.303 0.069 −0.236 0.362 −0.045
Number of providers 1. Contains information about one provider (e.g. hospital or general practitioner) *
  2. Contains information about multiple providers (e.g. hospitals and general practitioner) 0.290 −0.018 −0.120 0.304 −0.113
Patient-provider communication 1. No possibility to ask online questions *
  2. Possibility to ask questions about medical data in the portal or about earlier visits 0.684 −0.003 −0.212 0.399 −0.158
  3. Online in-patient consult 0.539 0.005 −0.150 0.265 −0.039
  1. * The asterisk indicates the base value