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Table 4 Median score (25°–75° percentile) for the two factors retained from factor analysis according to different levels of time spent teaching a patient how to self-inject insulin with insulin pens, according to patient’s experience with insulin injection

From: Determinants of nurse satisfaction using insulin pen devices with safety needles: an exploratory factor analysis

  Naïve insulin user patients Experienced insulin user patients
  n Factor 1a Factor 2b n Factor 1a Factor 2b
Time spent to teach how to use insulin pens       
 <5 min 4 20 (16.5; 20) 18.5 (16; 20) 20 20 (17; 20) 19.5 (17; 20)
 <15 min 24    20 19 (16; 20) 18 (16; 19)
 <30 min 9 19 (16; 20) 19 (16; 19) 2 17 (14; 19) 14 (8; 19)
 31+ min 1    5   
Kruskal-Wallis test p-value - 0.6 0.3 - 0.09 0.04
  1. When the number of patients was low (below 5), the original time categories were further collapsed to increase the size
  2. a:sum of responses to the following items: feeling comfortable, convenience, improvement, ease of use (item 6, 3, 8, 4). 1 = strongly disagree; 5 = strongly agree
  3. b:sum of responses to the following items: satisfaction in dose preparation and administration (item 5, 1, 2, 7). 1 = strongly disagree; 5 = strongly agree