Skip to main content

Table 2 Descriptive statistics and internal consistency of the RDAS

From: The Persian version of the revised dyadic adjustment scale (RDAS): a validation study in infertile patients

ItemMeanSDCorrected item-total correlationAlpha if item deleted
ConsensusSatisfactionCohesionRDASConsensusSatisfactionCohesionRDAS
14.041.110.292  0.2630.829  0.850
24.200.960.664  0.5750.749  0.833
33.971.030.672  0.5510.744  0.834
43.981.080.542  0.4720.773  0.838
53.941.090.635  0.6060.751  0.831
63.861.190.579  0.5560.765  0.833
74.301.05 0.681 0.547 0.802 0.834
83.440.94 0.663 0.584 0.810 0.833
94.390.99 0.681 0.590 0.802 0.832
103.330.99 0.695 0.554 0.795 0.834
112.170.99  0.3670.368  0.6500.844
122.551.33  0.5340.553  0.5380.833
132.141.60  0.5620.441  0.5070.844
142.941.54  0.3600.379  0.6620.848
Consensus23.994.59        
Satisfaction15.463.29        
Cohesion9.813.91        
RDAS49.269.34        
Cronbach’s α      0.8010.8440.6640.847
  1. RDAS: Revised Dyadic Adjustment Scale; SD: Standard Deviation