Table 1.

Sociodemographic, obstetric, anthropometric and lifestyle characteristics ($n=$ 267)

Variables	Second trimester		Third trimester		Total
	($n=$ 154)		($n=$ 113)		($n=$ 267)
Socialdemographic data
Age (years)	29.83	$\pm$ 4.74	29.77	$\pm$ 3.72	29.80	$\pm$ 4.33
Years of study	16.24	$\pm$ 3.22	16.62	$\pm$ 3.49	16.41	$\pm$ 3.34
Marital status
With lifepartner	94.1% (145)		92.2% (105)		93.6% (250)
Without lifepartner	1.9% (3)		0.9% (1)		1.5% (4)
Obstetric data
Gestational age (weeks)	20.7	$\pm$ 3.49	30.05	$\pm$ 2.31	24.68	$\pm$ 5.52
Trimesters
Second	–		–		57.7% (154)
Third					42.3% (113)
Anthropometric and lifestyle data
Pre-gestational weight (kg)	60.04	$\pm$ 11.26	65.47	$\pm$ 10.65	62.32	$\pm$ 11.31
Gestational weight (kg)	66.05	$\pm$ 10.36	71.30	$\pm$ 10.25	68.26	$\pm$ 10.62
Height (m)	1.62	$\pm$ 0.06	1.62	$\pm$ 0.06	1.62	$\pm$ 0.06
Pre-gestational BMI (kg/m${}^2$)	22.79	$\pm$ 3.91	24.78	$\pm$ 3.78	23.62	$\pm$ 3.97
Gestational BMI (kg/m${}^2$)	24.92	$\pm$ 4.09	27.01	$\pm$ 3.66	25.79	$\pm$ 4.05
Weight gain	5.97	$\pm$ 4.20	5.86	$\pm$ 3.63	5.92	$\pm$ 3.96
Physical activity
Active	35.7% (55)		45.1% (51)		39.7% (106)
Sedentary	63.6% (98)		54% (61)		59.6% (159)

Note: there was loss of data for the variable.