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Table 3 Performance outcomes for focus of attention

From: Autonomy and focus of attention in medical motor skills learning: a randomized experiment

 

N

External focus

Internal focus

Difference [D] or rate ratio [RR] (CI95)c; p

Chest compressions

 Depth deviation

in mm; mean [SE]a

126

16.2 [1.1]

15.1 [1.1]

D: 1.1 (-2.04, 4.17); p=.50

 Rate deviation

in bpmb; mean [SE]

126

8.5 [2.5]

4.3 [2.7]

D: 4.2 (-3.14, 11.61); p=.26

 Overall success;

% of time (CI95)

126

2.1 (0.9, 4.9)

5.6 (2.5, 12.6)

RR: 0.37 (0.12, 1.21) p=.10

Peg transfer

 Penalized time

In minutes; mean (CI95)

129

1.42 (1.20, 1.68)

1.59 (1.34, 1.89)

RR: 0.89 (0.7, 1.13); p=.33

 Raw time

In minutes; mean (CI95)

129

1.30 (1.10, 1.53)

1.48 (1.25, 1.74)

RR: 0.88 (0.7, 1.1); p=.27

 Wedge drops; mean (CI95)

129

0.69 (0.47, 1.03)

0.76 (0.52, 1.11)

RR: 0.91 (0.53, 1.57); p=.72

 Instrument out of vision; mean (CI95)

129

0.15 (0.07, 0.33)

0.23 (0.13, 0.41)

RR: 0.66 (0.26, 1.66) p=.36

  1. Rate ratio is reported (instead of differences between means) for analyses conducted using log-transformed data
  2. a SE standard error
  3. b Bpm beats per minute
  4. c CI95 95% confidence interval