preview

Spss In Nursing

Satisfactory Essays
Open Document

Topic: Statistics in Nursing Student name: Instructor name: Course name: Date: SPSS Computations A retrospective descriptive study examined the duration of biologic use from veterans with rheumatoid arthritis (Tran et al., 2009). The values in Table 27-4 were extracted from a larger sample of veterans who had a history of biologic medication use (e.g., infliximab [Remicade], etanercept [Enbrel]). Table 27-4 contains simulated demographic data collected from 10 veterans who had stopped taking biologic medications. Age at study enrollment, duration of biologic use, race/ethnicity, gender (F = female), tobacco use (F = former use, C = current use, N = never used), primary diagnosis (3 = irritable bowel syndrome, 4 = psoriatic arthritis, …show more content…

What is the mean age of the sample data? Mean=summation (x)÷n n=10 X=(42+41+56+78+86+49+82+35+59+37) = 565 Mean=565÷10 =56.5 2. What percentage of patients never used tobacco? Never used=2 Total number=10 =(2÷10)×100 =20% 3. What is the standard deviation for age? Get the summation of difference of each age with the mean Mean=56.5 {(56.5-42)+(56.5-41)+(56.5-56)+(56.5-78)+(56.5-86)+(56.5-49)+(56.5-82)+(56.5-35)+(56.5-59)+(56.5-37)} =158 Mean of the summation=(1÷10)×158 =15.8 =√15.8 =3.975 4. Are there outliers among the values of age? Provide a rationale for your answer. No because the value is positive 5. What is the range of age values? Highest value=86 Lowest value=35 Range =highest value - lowest value =86-35 =51 6. What percentage of patients were taking infliximab? Patient taking inflixmib=6 %=(6÷10)×100 =60% 7. What percentage of patients had rheumatoid arthritis as their primary diagnosis? Patient =5 %=(5÷10)×100 =50% 8. What percentage of patients had irritable bowel syndrome as their primary diagnosis? Patient=3

Get Access