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. 2019 Jan 9;19:41. doi: 10.1186/s12889-018-6310-z

Table 2.

Descriptive statistics, item-Factor correlations, and Communality of the Perceived Stress Scale (PSS-10 & PSS-4) in Ethiopian university students

Perceived Stress Scale items Item-Factor score Correlation# Communality Percentage distribution of Item scores
PSS-10 PSS-4 PSS-10 PSS-4 0 1 2 3 4
Factor-1 Factor-2 Factor-1 Factor-2
Item-1 .66* .41 21.0 17.9 40.2 12.7 8.3
Item-2 .70* .83* .48 .35 16.8 20.5 37.0 15.8 9.8
Item-3 .65* .37 19.4 18.7 36.3 17.4 8.3
Item-4 .68* .83* .26 .08 20.2 29.0 26.2 11.9 12.7
Item-5 .67* .75* .38 .20 9.1 25.6 38.1 16.6 10.6
Item-6 .62* .32 16.1 22.8 32.1 22.5 6.5
Item-7 .69* .45 14.2 31.1 32.1 13.0 9.6
Item-8 .67* .35 9.8 23.1 35.0 20.5 11.7
Item-9 .68* .44 16.1 15.0 39.1 19.2 10.6
Item-10 .66* .80* .42 .36 15.8 27.5 33.7 16.3 6.7

#Spearman’s correlation coefficient

*p < 0.01

Items of PSS-10: Item-1 to Item-10

Items of PSS-4: items-2, 4, 5 and 10