Topical Anesthesia for Cataract Surgery: The Patients' Perspective

Table 5

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

(a)

Ranks
	Cataract type	𝑁	Mean rank
Total pain score	PSC	19	20,16
	WMC	18	32,92
	CN + PSC	19	32,66
	Total	56
Stage 1	PSC	19	26,66
	WMC	18	29,28
	CN + PSC	19	29,61
	Total	56
Stage 2	PSC	19	19,11
	WMC	18	34,61
	CN + PSC	19	32,11
	Total	56
Stage 3	PSC	19	26,34
	WMC	18	30,33
	CN + PSC	19	28,92
	Total	56

𝑁: number.

(b)

Statistics^a,b
	Total pain score	Stage 1	Stage 2	Stage 3
Chi-square	8,312	,659	11,822	,997
df	2	2	2	2
Asymp. Sig.	,016	,719	,003	,607

Asymp. Sig.: asymptotic significance.
^aKruskal-Wallis test.
^bGrouping variable: cataract type.