Results: and more than two thirds of control groups

Results:Table(1):It is clear from table (1) that more than  half of study group subjects, and more thantwo thirds of control groups subjects were males, and about half of study groupsubjects and more than  half of controlgroups subjects aged  between 50-  60 years with mean age of (47.76±7.85) , (49.93±11.50) respectively. Moreover, about one third of both groups hadsecondary degrees however (32.

5%)(21.7%) of both groups respectively were Single. .No significant statisticaldifferences were seen between the two groups in relation to the above mentioneddemographic variables.

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Table (2): shows that the majority of bothgroups had Renal pelvis stone with mean stones size of (14.71 ± 6.54) and(13.

82 ± 4.21) for both study and control group respectively.  Moreover,  majority of both groups had single stone.            Table (3): of note, it is obviously that, no statistically significantdifference was found between both groups pre-teaching, however, a highlysignificant difference was found between the two groups after the designedinstructions were given in relation to knowledge levels.100% of both groups hadpoor knowledge pre teaching in contrast to post teaching at first session, (78.4%)and (0%) of both groups had good knowledge.

Also a highly significant differencewas found between two groups regarding to total knowledge scores. Table(4): of note, concerning the severity of anxiety and levels, ahighly significant difference was found postteaching at 1st session and at 2nd session. (59.5%) and (56.

7%) of both study and controlgroup respectively, had Severe level of anxiety pre teaching, In contrast,, post teaching at 2nd., session , (0%) and (37.8%) of both groups had Severeanxiety.Table (5) itis obvious that, no statistically significant difference was found between bothgroups before the pre-instructionalmodule was given in relation to total horizontalvisual analogue scale scores of claustrophobia.However,after the pre-instructional module was given, a highly significant difference was found between the twogroups at the 1ist session and at 2nd session.Table (6) showedthat,significant lowering of pain score for study group than control group whencomparing pain score post procedure at first session and at 2nd session.

Table (7)  In relation to Session Successful treatment, it is obvious that (67.6 %) of studygroup subjects completed the procedure successfully, however, (56.76.%) ofcontrol groups subjects only can complete the procedure successfully.  There was a significantdifference regarding to Session Successful treatment between two groups.Table(8) This table shows that (13.51.3%) ofstudy group and (16.22%) of the control group need for   hospitalization after shock wave lithotripsysession..Table (9) indicates that a strong positiveCorrelation between severity of anxiety and Claustrophobia, as well betweenseverity of anxiety and pain Scores.