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. 2017 Sep 6;7(9):e017694. doi: 10.1136/bmjopen-2017-017694

Table 2.

Descriptive data for n=531 participants who completed ProAsk assessment at baseline

Demographic factors (n=53) At population risk (<10%) Above healthy risk (≥10%) Total
Gender
 Boy (%) 15 (46.9) 12 (57.1) 27 (50.8)
 Girl (%) 17 (53.1)  9 (42.9) 26 (49.1)
Child age (week)  9.84 (1.5) 10.35 (2.3) 10.04 (1.9)
Birth weight (kg)  3.28 (0.5)*  3.86 (0.4)*  3.51 (0.5)
Weight-for-age z-score −0.67 (0.6)*  0.32 (0.5)* −0.26 (0.7)
Rapid weight gain (<0.67 SD)
 No (%) 30 (93.8) 17 (80.9) 47 (88.7)
 Yes (%)  2 (6.2)  4 (19.1)  6 (11.3)
Smoking in pregnancy
 No (%) 31 (96.9) 21 (100) 52 (98.1)
 Yes (%)  1 (3.1)  0 (0)  1 (1.9)
Maternal prepregnancy BMI (kg/m2)
*2 missing values
24.8 (7.2) 27.7 (8.7) 25.9 (7.9)
Paternal BMI (kg/m2)
*15 missing values
26.5 (4.6)* 30.1 (4.2)* 28.0 (4.8)
Feeding choice
 Exclusive breast feeding (%) 11 (34.4) 11 (52.4) 22 (41.5)
 Mixed formula and breast (%)  4 (12.5)  2 (9.5)  6 (11.3)
 Formula only (%) 17 (53.1)  8 (38.1) 25 (47.2)
Mother marital status
 Married/living with partner (%) 29 (93.6) 21 (100) 50 (96.2)
 Single/separated (%)  2 (6.4)  0 (0)  2 (3.8)
Mother employment status
 Unemployed (%)  3 (9.4)  4 (19.1)  7 (13.2)
 Part-time (%)  4 (12.5)  5 (23.8)  9 (17.0)
 Full-time (%) 25 (78.1) 12 (57.1) 37 (69.8)
Education of mother
 General Certificate of Secondary Education (%) 12 (37.5)  8 (38.1) 20 (37.7)
 A levels (%)  7 (21.9)  2 (9.5)  9 (17.0)
 Degree (%) 13 (40.6)  9 (42.9) 22 (41.5)
 Unknown (%)  0 (0.0)  2 (9.5)  2 (3.8)
Number of children
 One (%) 11 (34.4)  7 (33.3) 18 (33.9)
 Two (%)  9 (28.1)  6 (28.6) 15 (28.3)
 Three or more (%)  5 (15.6)  5 (23.8) 10 (18.9)
 Unknown (%)  7 (21.8)  3 (14.3) 19 (18.9)
Ethnicity of child
 White British (%) 28 (87.5) 19 (90.5) 47 (88.7)
 Non-white British/mixed/other (%)  4 (12.5)  2 (9.5)  6 (11.3)
ProAsk risk score  5.05 (2.3)* 19.4 (8.7)* 10.7 (9.1)
Income deprivation affecting children, 2015 (n=56)
 Quintile 1 (%)  3 (9)  5 (24)  8 (15)
 Quintile 2 (%)  4 (13)  6 (29) 10 (19)
 Quintile 3 (%) 14 (44)  8 (38) 22 (42)
 Quintile 4 (%)  8 (25)  2 (10) 10 (19)
 Quintile 5 (%)  3 (9)  0 (0)  3 (6)

N=56 infants had a ProAsk assessment but three participants had incomplete data transfer from HV to research team.

Categorical variables are numbers and proportions. Continuous variables are means and SD.

*p<0.05.

BMI, body mass index; HV, health visitor; ProAsk, Proactive Assessment of Obesity Risk during Infancy.