Table 1 Post hoc comparisons using least significant difference

Baseline (1)

0

0.7 (−1.4; 2.8)

0.9 (−2.5; 4.3)

6.1^* (3.2; 9.0)

4.1^* (1.5; 6.8)

6.6^* (4.5; 8.8)

5.7* (3.9; 7.6)

6.8* (2.5; 11.1)

8.0* (5.8; 10.2)

4.8* (3.1; 6.5)

8.5* (6.6; 10.4)

Financial incentive (2)

0

0.2 (−3.5; 3.8)

5.4^* (2.2; 8.6)

3.4^* (0.5; 6.3)

5.9^* (3.4; 8.4)

5.0^* (2.7; 7.3)

6.1^* (1.6; 10.6)

7.3^* (4.7; 9.8)

4.1^* (1.9; 6.2)

7.8^* (5.5; 10.1)

Process improvement team constituted (3)

0

5.2^* (1.0; 9.4)

3.20 (−0.8; 7.2)

5.7^* (2.0; 9.4)

4.8^* (1.3; 8.3)

5.9^* (0.7; 11.1)

7.1^* (3.4; 10.8)

3.9^* (0.4; 7.3)

7.6^* (4.0; 11.1)

Centralized responsibility (4)

0

−2.0 (−5.5; 1.6)

0.5 (−2.7; 3.7)

−0.4 (−3.4; 2.7)

0.7 (−4.2; 5.6)

1.9 (−1.4; 5.1)

−1.3 (−4.3; 1.7)

2.4 (−0.7; 5.5)

Checklist (5)

0

2.5 (−0.4; 5.4)

1.6 (−1.2; 4.4)

2.7 (−2.1; 7.4)

3.9^* (0.9; 6.8)

0.6 (−2.0; 3.3)

4.4^* (1.6; 7.1)

Ambulance fast track (6)

0

−0.9 (−3.2; 1.4)

0.2 (−4.3; 4.7)

1.4 (−1.2, 3.9)

−1.8 (−4.0; 0.3)

1.9 (−0.5; 4.2)

Moved day-surgeries (7)

0

1.1 (−3.3; 5.5)

2.3 (−0.1; 4.6)

−1.0 (−2.9; 1.0)

2.8^* (0.7; 4.9)

4 extra beds (8)

0

1.2 (−3.4; 5.7)

−2.0 (−6.4; 2.3)

1.7 (−2.7; 6.1)

All ambulance (9)

0

−3.2* (−5.5; −1.0)

0.5 (−1.9; 2.9)

Specialist in internal medicine (10)

0

3.7^* (1.7; 5.7)

Flow coordinator (11)

0^*