Table 3.
Presentation of stratification, randomization results, and sample size at cluster level
| Intervention arm | Control arm | ||||||
|---|---|---|---|---|---|---|---|
| Hospital | Stratification | Inhabitants | Patients | Name | Stratification | Inhabitants | Patients |
| Stavanger University Hospital, Stavanger | 1 | 352,650 | 85 | Akershus University Hospital, Nordbyhagen | 1 | 490,000 | 85 |
| Oslo University Hospital | 1 | 340,000 | 85 | St. Olavs Hospital/Trondheim University Hospital, Trondheim | 1 | 300,000 | 85 |
| Østfold Hospital Trust, Grålum | 2 | 282,600 | 50 | Sørlandet Hospital, Kristiansand | 2 | 170,000 | 50 |
| Vestfold Hospital Trust, Tønsberg | 2 | 233,000 | 50 | Telemark Hospital Trust, Skien | 2 | 169,000 | 50 |
| Nordland Hospital Trust, Bodø | 3 | 136,000 | 35 | Førde Hospital Trust, Førde | 3 | 109,000 | 35 |
| Ålesund Hospital Trust, Ålesund | 3 | 104,000 | 35 | University Hospital of North Norway, Tromsø | 3 | 125,000 | 35 |
| Total patients | 340 | Total patients | 340 | ||||