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Table 4 Internal consistency 10 item HPWS-G questionnaire (reliability); N = 281

From: The German version of the high-performance work systems questionnaire (HPWS-G) in the context of patient safety: a validation study in a Swiss university hospital

  Mean SD 1 2 3 4 5 6 7 8 9 10
Inter-item correlation 0.358 0.141           
Item-scale correlation Inter-item correlation matrix of HPWS-G items
1 Skills 4.09 0.761 1.000          
2 Rewards 3.22 0.928 .479 1.000         
3 Information 3.90 0.777 .425 .507 1.000        
4 Teamwork 4.62 0.661 .186 .181 .225 1.000       
5 Workplace 3.21 0.940 .364 .527 .430 .189 1.000      
6 Appraisal 3.24 0.894 .332 .533 .436 .175 .623 1.000     
7 Quality 2.77 1.012 .207 .365 .379 .058 .466 .482 1.000    
8 Job security 3.60 1.164 .111 .235 .268 .169 .225 .254 .305 1.000   
9 Survey 2.92 0.920 .332 .520 .498 .131 .557 .480 .509 .333 1.000  
10 Candidate 3.00 0.986 .434 .481 .499 .208 .424 .462 .365 .305 .429 1.000