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Table 5 Side-by-side comparison of summarised information from the Evidence Based Practice (EBP) quantitative and qualitative components

From: Changes in physiotherapy students’ knowledge and perceptions of EBP from first year to graduation: a mixed methods study

Findings

Quantitative questionnaires

Qualitative focus groups

Congruence

Relevance: the value, emphasis and importance placed on EBP

Students rating of EBP relevance increased over the 4 year program.

Mean increase 13.6 (95% CI: 11.7–15.5)

Raw p value p ≤ 0.001

ES 2.29 increase

The perceived relevance of EBP increased over the 4 year program

• Initial experience of EBP education as difficult, uninteresting and irrelevant “what’s the point and why are we doing this.”

• By graduation EBP was considered highly important “…really important and it’s interesting and it guides our practice and it’s really helpful.”

congruent

Terminology: understanding of common research terms

Students rating of their understanding of terminology increased over the 3 years.

Mean increase 31.3 (95% CI: 27.7–35.0)

Raw p value p ≤ 0.001

ES 3.13 increase

While participants perceived an increase in understanding general research principles over the program, statistical terminology remained a problem for many

• Rote learning early in the course was not initially retained

• Ongoing poor understanding of statistical terminology. “I’m not that confident that I know what all the numbers mean in the result section. Sometimes I look at that and think, ‘I’ll just skip over that’…”

divergent for statistical terminology

Confidence: perception of ability with EBP skills

Students rating of their confidence increased over the 3 years.

Mean increase 11.3 (95% CI: 9.1–13.4)

Raw p value p ≤ 0.001

ES 1.67 increase

Participants perceived increased confidence in EBP skills over the program

• Initially had no awareness or skills regarding research within physiotherapy

• By graduation they were confident of possessing the knowledge and skills they would need in the work place

congruent

Practice: the use of EBP in clinical situations

Students rating of their understanding of practice use increased over the 3 years.

Mean increase 9.7 (95% CI: 7.7–11.6)

Raw p value p ≤ 0.001

ES 1.8 increase

Participants reported a big increase in their understanding of EBP use in practice

• Initially naïve regarding EBP in physiotherapy

• By graduation they were unanimous that EBP was essential to their clinical work

congruent

Sympathy: perception of the compatibility of EBP with professional work

Students rating of sympathy increased over the 3 years.

Mean increase 1.8 (95% CI: 0.5–3.2)

Raw p value p = 0.008

ES 0.49 increase

Participants’ understanding of the compatibility of EBP with professional work increase greatly over the program

• No initial appreciation of EBP or research within physiotherapy

“…it’s such a big part of our degree that you can’t go into practice and not do it now”

• Some uncertainly expressed about how EBP would fit with busy day-to-day professional work

congruent

Actual Knowledge: measure on a knowledge test

Students’ actual knowledge increased over the 3 years.

Mean increase 6.2 (95% CI: 5.6–6.8)

Raw p value p ≤ 0.001

ES 4.3 increase

No data available

only quantitative results available

Need for relevance and context

No data available

Participants understanding and appreciation of EBP accelerated in the final years, once it became more clinically relevant to them

Learning by doing –understanding accelerated once clinical placements commenced

• Need more clinical examples earlier in the EBP course

• Need an earlier appreciation of the context and relevance of EBP to physiotherapy practice

• Undertaking SRs assisted context and learning

• Positive EBP role models reinforced learning

only qualitative results available

Getting the timing right

No data available

Participants identified optimal times to receive particular EBP training or information

• Evidence searching, appraisal and Endnote skills are needed early in the program

• All skills needed prior to clinical placements

only qualitative results available

  1. CI confidence interval, ES effect size