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Table 1 Description of the study sample

From: Trends of socioeconomic inequality in using maternal health care services in Lao People’s Democratic Republic from year 2000 to 2012

Year 2000 2012
Number of women in the study sample 1161 (100.00%) 4444 (100.00%)
Number of women used antenatal services at least one time 337 (29.05%) 2309 (51.96%)
Number of women delivered with health professionals 246 (21.23%) 1705 (38.36%)
Ethnicity of household head
 Lao 510 (43.97%) 1778 (40.02%)
 Non-Lao 651 (56.03%) 2666 (59.98%)
Mother’s age
 15–19 138 (11.90%) 580 (13.05%)
 20–29 625 (53.79%) 2597 (58.44%)
 30–39 334 (28.79%) 1087 (24.46%)
 40–49 64 (5.52%) 180 (4.05%)
Mother’s education
 None 526 (45.27%) 1363 (30.67%)
 Primary 451 (38.86%) 1855 (41.74%)
 Secondary and higher 184 (15.87%) 1226 (27.59%)
Access to media (radio, newspaper, TV)
 Yes 975 (84.01%) 3364 (75.70%)
 No 186 (15.99%) 1080 (24.30%)
Residential area
 Urban 218 (18.79%) 890 (20.03%)
 Rural 943 (81.21%) 3554 (79.97%)
HH wealth index quintile
 Poorest quintile 313 (26.98%) 1367 (30.76%)
 Second quintile 247 (21.30%) 1010 (22.73%)
 Third quintile 210 (18.10%) 848 (19.08%)
 Fourth quintile 203 (17.50%) 668 (15.03%)
 Richest quintile 187 (16.12%) 551 (12.40%)