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Table 3 Number of patients making 0, 1, and ≥2 nurse-observed serious errors (post-patient information leaflet alone and post-leaflet and instructional video)

From: Comparison of serious inhaler technique errors made by device-naïve patients using three different dry powder inhalers: a randomised, crossover, open-label study

 

First randomised device

Pulmojet vs. Diskus

Pulmojet vs. Turbohaler

Pulmojet

Diskus

Pulmojet

Turbohaler

(n = 277)

(n = 277)

(n = 144)

(n = 144)

Post-patient information leaflet alone

0 errors, n (%)

110 (39.7)

74 (26.7)

59 (41.0)

25 (17.4)

1 error, n (%)

82 (29.6)

76 (27.4)

40 (27.8)

24 (16.7)

≥2 errors, n (%)

85 (30.7)

127 (45.8)

45 (31.3)

95 (66.0)

Post-patient information leaflet and instructional video

0 errors, n (%)

215 (77.6)

170 (61.4)

106 (73.6)

69 (47.9)

1 error, n (%)

43 (15.5)

64 (23.1)

26 (18.1)

36 (25.0)

≥2 errors, n (%)

19 (6.9)

43 (15.5)

12 (8.3)

39 (27.1)