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. 2019 Aug 5;29(8):308–314. doi: 10.2188/jea.JE20180015

Table 1. Respondents’ characteristics and differences by parity and pregnancy intention.

Characteristics Totala
(n = 20,347)
N (%) or Mean (SD)
Pregnancy intention among primiparas
P valueb N (%) or Mean (SD)
Pregnancy intention among multiparas
P valueb


No
(n = 1,788)
Yes
(n = 7,664)
No
(n = 7,399)
Yes
(n = 3,496)
Maternal characteristics              
Age at the time of pregnancy, years 30.6 (5.0) 31.0 (6.1) 28.9 (4.8) <0.001 32.6 (4.6) 29.8 (4.4) <0.001
Medical history              
 No 14,726 (72.6) 1,190 (67.0) 5,450 (71.3) <0.001 5,446 (73.8) 2,640 (75.8) 0.026
 Yes 5,558 (27.4) 586 (33.0) 2,193 (28.7)   1,935 (26.2) 844 (24.2)  
Subjective health              
 Good 19,576 (96.3) 1,669 (93.4) 7,447 (97.2) <0.001 7,066 (95.5) 3,394 (97.1) <0.001
 Poor 762 (3.8) 118 (6.6) 212 (2.8)   332 (4.5) 100 (2.9)  
Depression symptoms              
 No 15,363 (75.6) 1,192 (66.8) 5,756 (75.3) <0.001 5,645 (76.4) 2,770 (79.4) <0.001
 Yes 4,947 (24.4) 592 (33.2) 1,888 (24.7)   1,748 (23.6) 719 (20.6)  
Residential characteristics              
Residential region              
 Central 12,784 (62.8) 1,139 (63.7) 4,880 (63.7) 0.009 4,612 (62.3) 2,153 (61.6) 0.445
 Coastal 4,913 (24.2) 463 (25.9) 1,809 (23.6)   1,797 (24.3) 844 (24.1)  
 Mountainous 2,650 (13.0) 186 (10.4) 975 (12.7)   990 (13.4) 499 (14.3)  
Current evacuation              
 No 18,813 (93.9) 1,628 (93.2) 7,174 (94.8) 0.009 6,804 (93.6) 3,207 (93.2) 0.331
 Yes 1,213 (6.1) 119 (6.8) 396 (5.2)   462 (6.4) 236 (6.9)  
Living with husband              
 Yes 19,058 (93.7) 1,469 (82.2) 7,238 (94.4) <0.001 7,000 (94.6) 3,351 (95.9) 0.005
 No 1,289 (6.3) 319 (17.8) 426 (5.6)   399 (5.4) 145 (4.2)  
Obstetrical and parenting characteristics            
Infertility treatment              
 No 19,069 (94.0) 1,611 (90.7) 7,030 (92.0) 0.068 7,115 (96.4) 3,313 (95.1) 0.001
 Yes 1,212 (6.0) 165 (9.3) 609 (8.0)   267 (3.6) 171 (4.9)  
Satisfaction with obstetrical care              
 Yes 17,341 (85.4) 1,425 (80.0) 6,542 (85.5) <0.001 6,315 (85.5) 3,059 (87.7) 0.002
 No 2,971 (14.6) 357 (20.0) 1,109 (14.5)   1,075 (14.6) 430 (12.3)  
Maternal confidence              
 Yes 9,007 (44.8) 521 (29.6) 2,698 (35.6) <0.001 3,957 (54.1) 1,831 (52.8) 0.234
 No 11,109 (55.2) 1,237 (70.4) 4,873 (64.4)   3,364 (46.0) 1,635 (47.2)  
Infant characteristics              
Sex              
 Boy 10,414 (51.4) 889 (50.0) 3,933 (51.5) 0.251 3,785 (51.4) 1,807 (51.8) 0.636
 Girl 9,851 (48.6) 888 (50.0) 3,698 (48.5)   3,586 (48.7) 1,679 (48.2)  
Abnormalities at birthc              
 No 17,482 (87.6) 1,461 (83.8) 6,653 (88.4) <0.001 6,331 (87.3) 3,037 (88.3) 0.124
 Yes 2,478 (12.4) 283 (16.2) 872 (11.6)   922 (12.7) 401 (11.7)  

SD, standard deviation.

aColumn proportions are shown for the total distribution.

bt-test was used for age and chi-squared tests were used for other categorical variables.

cInfant abnormalities at birth include preterm delivery (<37 gestational week), low birth weight (<2,500 g) and anomalies.