Table 1.

Eligibility criteria for the NightLife study

Workstream 1 (main randomised controlled trial)

Inclusion criteria:

• Adults (≥ 18 years);

• End-stage kidney failure receiving thrice-weekly in-centre haemodialysis for at least 3 months

• Able to provide written informed consent;

• Able participate fully in follow-up

Exclusion criteria:

• Currently receiving in-centre nocturnal haemodialysis;

• < 3 months since stopping extended daytime dialysis or in-centre nocturnal haemodialysis;

• Extended-hours haemodialysis is clinically indicated (e.g. calciphylaxis, pregnancy)

• Scheduled living-donor transplant in the next 6 months;

• Plans to change dialysis modality in the next 6 months;

• Life expectancy < 6 months;

• Current participation in an interventional trial with conflicting therapies or primary outcome

Workstream 2 (Process Evaluation)

Staff inclusion criteria

• Clinical and non-clinical staff working at haemodialysis units participating in the NightLife study;

• Adults (≥ 18 years);

• Ability to give written informed consent;

• Ability and willingness to participate fully in the observations and interviews

Relative/visitor inclusion criteria

• Relatives or visitors accompanying patients (that fulfil workstream 1 eligibility criteria) to haemodialysis sessions;

• Adults (age ≥ 18 years);

• Ability to give written informed consent;

• Ability and willingness to participate fully in the observations and interviews

Workstream 3 (QuinteT recruitment intervention)

Staff inclusion criteria

• Clinical and non-clinical staff working involved in overseeing or recruiting to the NightLife study;

• Adults (≥ 18 years);

• Ability to give informed consent