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Table 4 Reach and dose of the awareness campaigns by subgroups (n = 638)

From: Process evaluation of Samoa’s national salt reduction strategy (MASIMA): what interventions can be successfully replicated in lower-income countries?

  Heard/saw campaign (%) Mean sources of exposure (sd) Stickers (%) Radio (%) Television (%) Community event (%) Printed materials (%) Billboards (%) Family/friends (%)
Gender
 Female 75.97 1.40 (1.19) 4.42 30.66 67.68 11.05 17.13 4.42 4.42
 Male 73.19 1.30 (1.15) 1.45 29.71 63.41 9.78 16.67 5.80 3.26
p value 0.423 0.30 0.03 0.80 0.26 0.61 0.88 0.43 0.46
Age, years
 18–44 72.73 1.38 (1.23) 4.04 28.79 65.66 10.10 19.19 6.31 4.04
 45–64 78.10 1.31 (1.09) 1.65 32.64 66.12 11.16 13.22 2.89 3.72
p value 0.130 0.48 0.09 0.30 0.91 0.673 0.05 0.06 0.84
Locality
 Rural 72.67 1.32 (1.19) 3.49 30.62 62.79 9.88 15.89 5.04 4.07
 Urban 83.61 1.52 (1.13) 1.64 28.69 78.69 13.11 21.31 4.92 3.28
p value 0.012 0.09 0.29 0.68 < 0.01 0.30 0.15 0.96 0.69
Employment
 Employed 76.79 1.51 (1.28) 3.80 33.76 63.71 13.08 24.05 8.02 5.06
 Unemployed/not economically active 73.57 1.26 (1.10) 2.74 28.18 67.08 8.98 12.72 3.24 3.24
p value 0.365 < 0.01 0.46 0.14 0.39 0.10 < 0.01 < 0.01 0.25
Highest level of education completed
 Primary school or less 68.63 1.19 (1.08) 0.78 28.63 56.08 9.80 14.90 3.53 5.10
 High school or above 78.85 1.47 (1.23) 4.70 31.33 72.32 10.97 18.28 6.01 3.13
p value < 0.01 < 0.01 < 0.01 0.47 < 0.01 0.64 0.27 0.16 0.21
History of hypertension
 No 73.93 1.35 (1.15) 3.15 31.46 64.49 9.66 16.63 5.84 4.72
 Yes 76.68 1.36 (1.19) 3.11 27.46 68.91 12.44 17.62 3.11 2.07
p value 0.462 0.90 0.98 0.31 0.28 0.29 0.76 0.15 0.11
  1. P value <0.05 was considered significant, as shown in italics