Pain Research and Treatment / 2014 / Article / Tab 6

Clinical Study

Topical Anesthesia for Cataract Surgery: The Patients' Perspective

Table 6

(a) The relation between age groups and both mean total pain score and mean pain score per stage. (b) Statistics of the relations between age groups and both mean total pain score and mean pain score per stage.
(a)

Ranks
Age Mean rank

Total pain score40–591723,62
60–752029,70
76–971931,61
Total56

Stage 140–591730,56
60–752028,50
76–971926,66
Total56

Stage 240–591721,32
60–752031,18
76–971932,11
Total56

Stage 340–591724,79
60–752030,00
76–971930,24
Total56

: number.
(b)

Test statisticsa,b
Total pain scoreStage 1Stage 2Stage 3

Chi-square2,563,9125,7632,199
df2222
Asymp. Sig.,278,634,056,333

Asymp. Sig.: asymptotic significance.
aKruskal-Wallis test.
bGrouping variable: age.

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