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Table 3 Mean rate of sustainability (per 100 opportunities) by month of study and intervention group

From: Effectiveness of reminders to sustain practice change among direct care providers in residential care facilities: a cluster randomized controlled trial

  1 2 3 4 5 6 7 8 9 10 11 12
High intensity high frequency (95% CI) 44.2 (37.7 to 50.8) 41.0 (33.9 to 48.1) 48.7 (40.9 to 56.5) 52.7 (45.0 to 60.4) 56.5 (48.5 to 64.4) 56.1 (47.6 to 64.6) 58.7 (50.5 to 66.9) 59.5 (50.9 to 68.2) 58.9 (50.3 to 67.5) 61.4 (52.8 to 70.1) 62.3 (53.4 to 71.1) 64.1 (55.0 to 73.2)
High intensity low frequency (95% CI) 47.2 (41.8 to 52.6) 47.6 (41.9 to 53.3) 44.9 (38.7 to 51.2) 42.2 (36.0 to 48.4) 39.5 (33.1 to 45.9) 39.0 (32.2 to 45.8) 36.5 (30.0 to 43.2) 36.7 (29.7 to 43.6) 36.6 (29.6 to 43.6) 40.4 (33.3 to 47.5) 38.6 (31.3 to 45.9) 37.3 (29.8 to 44.8)
Low intensity high frequency (95% CI) 43.9 (38.0 to 49.7) 40.2 (33.8 to 46.6) 39.8 (32.7 to 47.0) 32.8 (25.7 to 40.0) 32.4 (24.9 to 39.8) 32.2 (24.2 to 40.1) 32.2 (24.5 to 39.9) 30.8 (22.6 to 39.0) 32.8 (24.5 to 41.1) 32.1 (23.6 to 40.7) 33.9 (25.1 to 42.8) 32.6 (23.5 to 41.7)
Low intensity low frequency (95% CI) 40.7 (35.2 to 46.2) 41.7 (35.7 to 47.7) 46.2 (39.6 to 52.8) 44.3 (37.8 to 50.8) 40.9 (34.1 to 47.7) 37.6 (30.4 to 44.8) 36.9 (29.9 to 44.0) 35.9 (28.4 to 43.3) 35.4 (27.9 to 43.0) 37.2 (29.4 to 44.9) 39.6 (31.6 to 47.5) 41.4 (33.2 to 49.6)
Pvaluea 0.43 0.30 0.39 0.003 < 0.001 < 0.001 < 0.001 < 0.001 < 0.001 < 0.001 < 0.001 < 0.001
  1. aComparing all four intervention groups