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Table 6 Statistical analysis between self- and external perception

From: Communication skills of medical students: survey of self- and external perception in a longitudinally based trend study

SemesterCommunication Skills: Self-PerceptionnCommunication Skills: External PerceptionnDifference95%-CIp-value (α = 0,05)
 MeanSD MeanSD  
20114.321.148104.150.8258540.1730.109; 0.237< 0.0001
2011–20124.171.118184.30.765908−0.125− 0.185; − 0.066< 0.0001
20124.361.187404.250.8252760.10960.042; 0.177< 0.0001
2012–20134.081.364054.130.853228−0.051−0.147; 0.0440.2890
20134.331.037594.270.6856280.0640.008; 0.1180.0237
2013–20144.51.188184.190.7764920.3110.251; 0.371< 0.0001
20144.441.127624.110.9214960.3310.244; 0.417< 0.0001