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Table 1 Baseline characteristics of study participants

From: Feasibility, acceptability and potential effectiveness of a mobile health (mHealth) weight management programme for New Zealand adults

  All participants Completers Non-completers
n = 53 (n = 36) (n = 17)
Age, years, mean (SD) 42 (13) 45 (13) 37 (11)
Sex, n (%)    
 - Male 10 (19) 5 (14) 5 (29)
 - Female 43 (81) 31 (86) 12 (71)
Ethnicity, n (%)*    
 - Maori 14 (26) 10 (28) 4 (24)
 - Pacific 18 (34) 8 (22) 10 (59)
 - New Zealand European 23 (43) 19 (53) 4 (24)
 - Other 9 (17) 5 (14) 4 (24)
Highest educational qualification, n (%)    
 - School certificate 20 (38) 12 (33) 8 (47)
 - University or polytechnic degree or diploma 30 (57) 23 (64) 7 (41)
 - Other 3 (6) 1 (3) 2 (12)
Annual household income before tax, n (%)    
 - ≤$50,000 11 (21) 8 (22) 3 (18)
 - $50,001 to $100,000 25 (47) 16 (44) 9 (53)
 - ≥$100,001 14 (26) 10 (28) 4 (23)
 - Decline to answer 3 (6) 2 (6) 1 (6)
Body weight, kg, mean (SD) 100.9 (21.3) 99.8 (21.7) 103.3 (20.9)
BMI, kg/m2, mean (SD) 35.7 (6.8) 35.4 (7.1) 36.3 (6.3)
Systolic blood pressure, mmHg, mean (SD) 121.8 (16.9) 123.4 (16.2) 118.4 (18.4)
Diastolic blood pressure, mmHg, mean (SD) 75.6 (11.2) 76.0 (11.1) 74.7 (11.6)
Diagnosed co-existing conditions, n (%)*    
 - Diabetes 6 (11) 6 (17) 0 (0)
 - High blood pressure 10 (19) 8 (22) 2 (12)
 - High blood cholesterol 5 (9) 3 (8) 2 (12)
 - Coronary heart disease or stroke 2 (4) 2 (6) 0 (0)
 - Osteoarthritis 4 (8) 3 (8) 1 (6)
Smoking status, n (%)    
 - Current smoker 5 (9) 2 (6) 3 (18)
 - Ex-smoker 21 (40) 15 (42) 6 (35)
 - Never smoked 27 (51) 19 (53) 8 (47)
Usual alcohol intake, n (%)    
 - Never 9 (17) 5 (14) 4 (24)
 - Once a week or less 34 (64) 22 (61) 12 (70)
 - 2-3 times per week 8 (15) 7 (19) 1 (6)
 - 4 times or more per week 2 (4) 2 (6) 0 (0)
Sleep, n (%)    
 - Weekday or workday night, hours, mean (SD) 6.6 (1.1) 6.7 (1.0) 6.5 (1.1)
 - Weekend or non-work night, hours, mean (SD) 7.3 (1.2) 7.4 (1.1) 7.1 (1.4)
Self-reported knowledge of weight loss and dieting, n (%)    
 - None 1 (2) 1 (3) 0 (0)
 - Little 12 (23) 8 (22) 4 (24)
 - Moderate amount 21 (40) 15 (42) 6 (35)
 - A lot 19 (36) 12 (33) 7 (41)
Weight loss history, n (%)    
 - Previously tried to lose weight, n (%) 49 (92) 33 (92) 16 (94)
 - Number of weight loss attempts in past 5 years    
   One 10 (20) 8 (24) 2 (13)
   2-4 19 (39) 13 (39) 6 (38)
   5 or more 18 (37) 11 (33) 7 (44)
 - Methods used*    
   Changing food intake, n (%) 42 (86) 29 (88) 13 (81)
   Doing more exercise, n (%) 47 (96) 32 (97) 15 (94)
   Use of laxatives and/or diuretics, n (%) 3 (6) 1 (3) 2 (13)
   Prescribed weight loss medication, n (%) 5 (10) 4 (12) 1 (6)
   Over-the-counter weight loss treatment, n (%) 6 (12) 6 (18) 0 (0)
  1. *These questions allowed participants to select more than one option. As such the total number of options reported could sum to more than 100%.