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2.3 Reliability of Usual Activities question

From: Is retrospective assessment of health-related quality of life valid?

  Retrospective Totals
1 2 3 4 5  
Prospective 1 4 2 3 0 0 9
2 1 8 5 2 0 16
3 3 9 22 6 2 42
4 1 0 7 7 2 17
5 0 0 0 3 1 4
Totals   9 19 37 18 5 88
ICC = 0.52