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. 2015 Mar 22;34(1):13. doi: 10.1186/s40101-015-0049-3

Table 2.

Subjective assessment scores

Control (CT) Stranger observation (SO) Friend observation (FO) P value (Friedman test) Post hoc (Wilcoxon signed-rank test)
Duration 0 (0) 42.6 (13) SO < FO (P < 0.001)
IOS Scale 1.5 (0.65) 5.29 (1.2) SO < FO (P < 0.001)
STAI-State 41.43 (8.02) 42.42 (7.68) 41.85 (10.66) ns
Concentration 6.93 (1.64) 6.14 (2.41) 7.29 (1.51) ns
Interest 5.86 (1.92) 6.07 (1.59) 6.36 (1.45) ns
Attention 6.14 (2.35) 6.21 (2.39) 6.93 (1.69) ns
Emotional movement 3.64 (2.06) 4.21 (2.12) 6 (1.92) ns
Perspective taking 3 (1.88) 4.64 (2.1) 4.86 (2.54) <0.05. CT < SO (P < 0.1)
CT < FO (P < 0.1)
Negative emotions 2.4 (1.54) 4.59 (1.9) 4.87 (1.36) <0.001 CT < SO (P < 0.05)
CT < FO (P < 0.01)
Positive emotions 3.39 (1.78) 4.56 (1.47) 5.43 (1.28) <0.05 CT < FO (P < 0.05)
SO < FO (P < 0.05)

Note. All values are expressed as mean (standard deviation). Degrees of freedom (df) = 13, only positive emotions (df) = 10. Post hoc test was performed with Holm correction. CT = control condition; SO = stranger-observation condition; FO = friend-observation condition; STAI = State-Trait Anxiety Inventory; IOS = Inclusion of Other in the Self Scale; ns = not significant.