Skip to main content

Table 3 Global scores for each tool, computed as the average of the four impact-specific items, among 1546 doctors in Geneva, Switzerland, 2007.

From: What doctors think about the impact of managed care tools on quality of care, costs, autonomy, and relations with patients

  Number of items Cronbach alpha coefficient Mean (SD)*
Use of guidelines 4 0.83 3.18 (0.80)
Gatekeeping 4 0.87 2.76 (0.89)
Managed care network 4 0.89 2.77 (0.81)
Second opinion 4 0.83 2.65 (0.81)
Pay by salary 4 0.89 2.24 (0.93)
Pay for performance 4 0.87 1.90 (0.81)
Utilization review 4 0.76 1.77 (0.59)
Selective contracting 4 0.75 1.56 (0.58)
  1. * Higher = more positive on a scale from 1 to 5