Table 3 Themes that emerged from the interviews, shown by corresponding topic of interest

Undernutrition awareness

 Theme 1 Adverse changes in nutrition behaviour

 Theme 2 Limited undernutrition awareness

Undernutrition monitoring

 Theme 3 Unclear monitoring responsibilities and procedures

 Theme 4 Lack of awareness, time, and priority as monitoring barriers

Undernutrition treatment

 Theme 5 Lack of treatment personalization and justification

 Theme 6 Lack of timely treatment implementation and evaluation