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. 2016 May 27;4(2):e53. doi: 10.2196/mhealth.5197

Table 1.

Baseline characteristics of participants.

Baseline characteristics Women (n=1525) Men (n=353)

Completed
(n=1003)		 Stopped
(n=522)		 P Completed
(n=215)		 Stopped
(n=138)		 P
General
      Age (years), median (IQRa) 31.2 (27.7-34.6) 31.5 (27.9-35.2) .81b 33.7 (30.1-37.0) 34.6 (30.4-38.1) .64b
      Height (cm), median (IQR) 169.0 (164.0-174.0) 170.0 (165.0-175.0) .53b 183.0 (179.0-190.0) 185.0 (181.0-188.0) .16b
      Pregnant (yes), n (%) 416 (41.48) 187 (35.9) .04c N/Ad N/A N/A
Body mass index (BMI) (kg/m2)
      Total group BMI, median (IQR) 24.0 (21.3-27.6) 24.0 (21.7-27.0) .53b 25.2 (23.7-27.8) 25.3 (23.2-27.5) .30b
      Overweight (BMI 25-29.99),
      median (IQR)		 27.1 (25.8-28.4) 26.7 (25.9-28.1) .25b 26.6 (25.5-28.1) 27.2 (25.9-28.2) .48b
      Overweight, n (%) 266 (26.52) 139 (26.7)
96 (44.7) 62 (45.0)
      Obese (BMI 30-60),
      median (IQR)		 32.9 (31.3-35.8) 32.7 (31.2-36.1) .52b 31.3 (30.8-35.1) 31.7 (30.3-35.1) .42b
      Obese, n (%) 141 (14.06) 68 (13.0)
22 (10.2) 10 (7.2)
Nutrition
      Total group vegetable intake (g/day),
      median (IQR)		 135.7 (96.4-185.7) 142.9 (100.0-185.7) .90b 142.9 (100.0-192.9) 150.0 (107.1-185.7) .88b
      Inadequate vegetable intake
      (<200 g/day), n(%)		 785 (78.27) 416 (79.9) .23c 162 (75.3) 110 (79.7) .19c
      Total group fruit intake (pieces/day),
      median (IQR)		 2.3 (1.3-3.4) 2.1 (1.3-3.3) .32e 1.4 (0.7-2.3) 1.4 (0.5-2.2) .46e
      Inadequate fruit intake
       (<2 pieces/day), n (%)		 427 (42.57) 232 (44.6) .23c 139 (64.7) 92 (66.7) .29c
Lifestyle
      Folic acid (no), n (%) 150 (14.96) 72 (13.8) .59c N/A N/A N/A
      Smoking (yes), n (%) 119 (11.86) 54 (10.3) .40c 48 (22.3) 27 (19.6) .60c
      Alcohol (yes), n (%) 258 (25.72) 165 (31.7) .02c 151 (70.2) 94 (68.1) .72c

aIQR: interquartile range.

bIndependent t test.

cPearson chi-square test.

dN/A: not applicable.

eMann Whitney U test.