Effectiveness Of Video Assisted Teaching For Medical Student Essay.

DATA ANALYSIS AND INTERPRETATION

This chapter deals with analysis and interpretation of data collected to evaluate the effectiveness of video assisted teaching programme regarding successful ventilation with the I-gel and Laryngeal mask Airway among the paramedical students. The purpose of the analysis is to reduce the data as manageable and interpretable form, so that the research problem can be suited and tested. The collected data are tabulated, organized and analyzed by using descriptive and inferential statistics.Effectiveness Of Video Assisted Teaching For Medical Student Essay.

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Section–A:

Distribution of paramedical students according to their selected demographic variables.

Section-B:

Section-C:

Section-D:

Section A

Distribution of paramedical students according to their demographic variables.

Table 4.1:

The frequency and percentage distribution of paramedical students according to their selected demographic variables.

n=50

Table-4.1

Table 4.1 describes that distribution of paramedical students according to their demographic variables. According to their age most of the paramedical students, 22(44%) are in the age group of 17-19 years, 23(46%) are aged between 20-22 years and 5(10%) are aged between 23-25 years. Among 50 paramedical students according to their gender, majority of the paramedical students 34(68%) are male and 16(32%) of them are female.

Among 50 paramedical students according to their religion, majority of the paramedical students 31(62%) are Hindus and 12(20%) of them are Muslim. 7(18%) paramedical student is Christian and none of the paramedical students belong to other religion category. Paramedical students according to their category of course of study, 31(62%) of them studying in Bachelor of Science in Critical Care, 19(38%) of them studying in Bachelor of Science in Physician Assistant.Effectiveness Of Video Assisted Teaching For Medical Student Essay.

Paramedical students according to their previous knowledge regarding airway management, more than half of the paramedical students 40(80%) has previous knowledge regarding airway management and 10(20%) of paramedical students do not have previous knowledge regarding airway management.

Paramedical students according to their previous knowledge regarding airway management, among 40 paramedical students, who have previous knowledge regarding airway management, more than half of them 22(48%) have gained knowledge by attending classes, 7(16%) have gained knowledge by attending airway management classes, 9(22%) have gained knowledge through television, 2(14%) of them have gained knowledge through internet.Effectiveness Of Video Assisted Teaching For Medical Student Essay.

Section-B

a) Distribution of paramedical students according to pretest scores on knowledge regarding successful ventilation with I-gel and Laryngeal Mask Airway.

Figure-4.1: Percentage distribution of paramedical students according to pretest scores on knowledge regarding successful ventilation with I-gel and Laryngeal Mask Airway.

The above bar diagram shows that 34(68%) paramedical students have inadequate knowledge, 16(32%) paramedical students have moderately adequate knowledge and none of them have adequate knowledge regarding successful ventilation with I-gel and Laryngeal Mask Airway in their pretest.

b) Distribution of paramedical students according to pretest scores on skill regarding successful ventilation with I-gel and Laryngeal Mask Airway.

Figure-4.2: Percentage distribution of paramedical students according to pretest scores on skill regarding successful ventilation with I-gel and Laryngeal Mask Airway.

The above bar diagram shows, among 50 paramedical students none of the paramedical students have good skill, 15(30%) paramedical students have average skill and 35(70%) of them have poor skill regarding successful ventilation with I-gel and Laryngeal Mask Airway in their pretest.

Section: C

a) Distribution of paramedical students according to posttest scores on knowledge regarding successful ventilation with I-gel and Laryngeal Mask Airway.

Figure-4.3: Percentage distribution of paramedical students according to posttest scores on knowledge regarding successful ventilation with I-gel and Laryngeal Mask Airway.

The above bar diagram shows that 42(84%) paramedical students have adequate knowledge and 8(16%) of them have moderately adequate knowledge regarding I-gel and Laryngeal Mask Airway. None of them have inadequate knowledge regarding successful ventilation with I-gel and Laryngeal Mask Airway in their posttest.

b) Distribution of paramedical students according to posttest scores on skill regarding successful ventilation with I-gel and Laryngeal Mask Airway.Effectiveness Of Video Assisted Teaching For Medical Student Essay.

Figure-4.4: Percentage distribution of paramedical students according to posttest scores on skill regarding successful ventilation with I-gel and Laryngeal Mask Airway.

The above bar diagram shows, among 50 paramedical students none of them have poor skill, 7(14%) of them have average skill 43(86%) of them have good skill regarding successful ventilation with I-gel and Laryngeal Mask Airway in their posttest.

c) Comparison between the pretest and posttest scores on knowledge regarding successful ventilation with I-gel and Laryngeal Mask Airway among paramedical students.

Figure: 4.5 Percentage distributions according to their pretest and posttest scores on knowledge regarding successful ventilation with I-gel and Laryngeal Mask Airway among paramedical students

The above bar diagram shows that 34(68%) paramedical students have inadequate knowledge, 16(32%) paramedical students have moderately adequate knowledge and none of them have adequate knowledge regarding successful ventilation with I-gel and Laryngeal Mask Airway in their pretest,

Where as in post test, 42(84%) paramedical students have adequate knowledge and 8(16%) of them have moderately adequate knowledge, none of them have inadequate knowledge regarding successful ventilation with I-gel and Laryngeal Mask Airway when compared with pretest. Hence it highlights that there is a significant improvement in the knowledge regarding successful ventilation with I-gel and Laryngeal Mask Airway is improved compared to pre test.Effectiveness Of Video Assisted Teaching For Medical Student Essay.

d) Comparison between the pretest and posttest scores on skill regarding successful ventilation with I-gel and Laryngeal Mask Airway among paramedical students.

Figure: 4.6 Percentage distributions according to their pretest and posttest scores on skill regarding successful ventilation with I-gel and Laryngeal Mask Airway among paramedical students.

The above bar diagram shows, among 50 paramedical students none of the paramedical students have good skill, 15(30%) paramedical students have average skill and 35(70%) of them have poor skill regarding successful ventilation with I-gel and Laryngeal Mask Airway in their pretest. Where as in the posttest, none of them have poor skill, 7(14%) of them has average skill 43(86%) of them have good skill regarding successful ventilation with I-gel and Laryngeal Mask Airway in their posttest and compared with posttest.

Hence it highlights that there is a significant improvement in the skill regarding successful ventilation with I-gel and Laryngeal Mask Airway was improved in the posttest, when compared to pre test.

e) Area wise comparison between the pretest and the posttest scores on knowledge regarding successful ventilation with I-gel and Laryngeal Mask Airway among paramedical students.

Table – 4.2:

Mean, standard deviation, mean percentage and difference in mean percentage of pretest and posttest scores on knowledge regarding successful ventilation with I-gel and Laryngeal Mask Airway among paramedical students in pretest and posttest.

n=50

The above table shows that, in area of general information the pre test mean score is 5.9±1.55 and mean percentage is 65.5, where as in the post test mean score is 8.08±0.71 and mean percentage is 89.7. This reveals that the difference in mean percentage is 24.2.

In the area of I-gel the pre test mean score is 3.78±1.65 and mean percentage is 42, where as in the post test mean score is 6.54±1.51 and mean percentage is 72.6. This reveals that the difference in mean percentage is 30.6.

In the area of Laryngeal mask airway the pre test mean score is 5.26±1.77 and mean percentage is 43.8, where as in the post test mean score is 8.96±1.29 and mean percentage is 74.6. This reveals that the difference in mean percentage is 30.8.

In the pretest, the overall mean score is 14.94±4.97. In the pretest, the highest mean score is achieved in the general information with the score of 5.9±1.55. It reveals that difference in mean percentage is 24.2.

In the post test, overall mean score is 23.58±3.51. The highest score is achieved in the Laryngeal Mask Airway with the score of 8.96±1.29. The overall difference in mean percentage is 85.6. The mean difference reveals that there is significant improvement in the knowledge in post test.

f) Area wise comparison between the pretest and the posttest scores on skill regarding successful ventilation with I-gel and Laryngeal Mask Airway among paramedical students.

Table – 4.3:

Mean, standard deviation, mean percentage and difference in mean percentage of pretest and posttest scores on skill regarding successful ventilation with I-gel and Laryngeal Mask Airway among paramedical students in pretest and posttest

n=50

The above table shows that In the area of I-gel the pre test mean score is 7.08±1.03 and mean percentage is 50.5, where as in the post test mean score is 612.08±1.33 and mean percentage is 86.2. This reveals that the difference in mean percentage is 35.7.

In the area of Laryngeal mask airway the pre test mean score is 7.82±1.19 and mean percentage is 48.8, where as in the post test mean score is 13.54±1.43 and mean percentage is 84.6. This reveals that the difference in mean percentage is 35.8.

In the pretest, over all mean score is 14.9±2.22. The higher percentage of the pretest is achieved in the Laryngeal Mask Airway, where the mean score is 7.82±1.19 with the difference in mean percentage of 35.8.

In the post test, the overall mean score was 25.62±2.76. The highest mean score is achieved in the area of laryngeal mask airway with the score of 13.54±1.43. The overall difference in mean percentage is 71.5. This reveals that there is significant improvement in the post test on skill than the pretest.Effectiveness Of Video Assisted Teaching For Medical Student Essay.

g) Comparison between the pretest and the posttest scores on knowledge and skill regarding successful ventilation with I-gel and Laryngeal Mask Airway among paramedical students.

Table – 4.4:

Comparison between the mean, SD, mean difference of pretest and the post test scores on knowledge and skill regarding successful ventilation with I-gel and Laryngeal Mask Airway Among the paramedical students.

n=50

The above table shows that in pretest, the knowledge mean score is 14.94±2.99 and the mean percentage is 49.8%. Where is posttest, the knowledge mean score is 23.58±2.50 and the mean percentage is 78.06%. The difference in mean percentage between the pretest and the posttest was 28.8%.

In pretest, the skill mean score is 14.9±1.72 and the mean percentage is 49.7%. Where is posttest, the skill mean score is 25.62±2.31 and the mean percentage is 85.4%. The difference in mean percentage between the pretest and the posttest is 35.7%. It shows that in posttest there is significant improvement in knowledge and skill when compared to the knowledge and skill in pretest.

Section D

a) Effectiveness of video assisted teaching programme on knowledge and skill regarding successful ventilation with I-gel and Laryngeal Mask Airway among paramedical students.

Table – 4.5:

The mean, SD and ‘t’ value on knowledge and skill regarding successful ventilation with I-gel and Laryngeal Mask Airway among paramedical students in pretest and posttest.

n=50

*significant at p≤0.05 level Table value: 2.02

The above table shows the pre test knowledge Mean score is 14.94±2.99 and the posttest knowledge mean score is 23.58±2.50. The Skill mean score in the pretest is 14.9±1.72 and the posttest skill mean score is 25.62±2.31. The Obtained‘t’ value for knowledge and skill is 15.74 and 30.63 respectively, which is significant at p≤0.05 level. Hence the hypothesis H1 was retained. Thus it becomes evident that Video Assisted Teaching Programme is effective in improving the knowledge and skill regarding successful ventilation with I-gel and Laryngeal Mask Airway among the paramedical students

b) Relationship between pretest and posttest scores on knowledge and skill regarding successful ventilation with I-gel and Laryngeal Mask Airway among paramedical students

Table – 4.6:

Correlation between the pretest and the post test scores on knowledge and skill regarding successful ventilation with I-gel and Laryngeal Mask Airway among the paramedical students.Effectiveness Of Video Assisted Teaching For Medical Student Essay.

n=50

The above table shows that, in the pretest mean score of knowledge and skill is 14.94±2.99 and 14.9±1.72 respectively, ‘r’ value was 0.41. The posttests mean score of knowledge and skill is 23.58±2.50 and 25.62±2.31 respectively, ‘r’ value is 0.65.

This reveals that there is positive correlation between the pretest and the posttest knowledge and skill regarding successful ventilation with I-gel and Laryngeal Mask Airway among paramedical students. Hence the formulated hypothesis H2 was retained at p≤0.05 level.

c) Association between the pretest scores on knowledge and skill regarding successful ventilation with I-gel and Laryngeal Mask Airway among paramedical students and their selected demographic variables.

Table – 4.7:

Chi Square test on the knowledge regarding successful ventilation with I-gel and Laryngeal Mask Airway among the Paramedical Students with their selected Demographic Variables.

n=50

*significant at p≤0.05 level

The above table shows that there is no association between pretest score on knowledge regarding successful ventilation with I-gel and Laryngeal Mask Airway among paramedical students and their selected demographic variables such as Age, gender, religion, category of course of study, and previous knowledge. Hence the research hypothesis H3 was rejected at p≤0.05 level.

Table – 4.8:

Chi square test on the skill regarding successful ventilation with I-gel and Laryngeal Mask Airway among Paramedical Students with their selected demographic variables.

n=50

*significant at p≤0.05 level

The above table shows that there is no association between pretest score on skill regarding successful ventilation with I-gel and Laryngeal Mask Airway among paramedical students and their selected demographic variables such as Age, gender, religion, category of course of study, and previous knowledge. Hence the research hypothesis H3 was rejected at p≤0.05 level.Effectiveness Of Video Assisted Teaching For Medical Student Essay.

Summary:

This chapter deals with the data analysis and interpretation in the form of statistical values based on the objectives, frequency and percentage on the knowledge and skill regarding successful ventilation with I-gel and Laryngeal Mask Airway among paramedical students and their selected demographic variables analyzed. The‘t’ test is done to evaluate the effectiveness of video assisted teaching programme on knowledge and skill regarding successful ventilation with I-gel and Laryngeal Mask Airway among Paramedical Students. The chi-square analysis is used to find out the association between the pretest scores on knowledge and skill regarding successful ventilation with I-gel and Laryngeal Mask Airway among the Paramedical students and the selected demographic variables.Effectiveness Of Video Assisted Teaching For Medical Student Essay.