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Table 1 Background characteristics of study participants and U5M by year of survey (weighted)

From: Trends of under-five mortality and associated risk factors in Zambia: a multi survey analysis between 2007 and 2018

 

Survey-2007

Survey-2013_14

Survey-2018

Variables

N = 6467

U5M (%)

N = 13,251

U5M (%)

N = 9556

U5M (%)

Maternal Factors

Maternal age

 15–19

416 (6.43)

40 (9.62)

962 (7.26)

59 (6.13)

826 (8.64)

43 (5.21)

 20–24

1673 (25.87)

169 (10.10)

3181 (24.01)

190 (5.97)

2545 (26.63)

145 (5.70)

 25–29

1846 (28.54)

177 (9.59)

3447 (26.01)

165 (4.79)

2237 (23.41)

92 (4.11)

 30–34

1308 (20.23)

109 (8.33)

2745 (20.72)

153 (5.57)

1856 (19.42)

81 (4.36)

 35–39

757 (11.71)

74 (9.78)

1823 (13.76)

99 (5.43)

1276 (13.35)

53 (4.15)

 40–49

467 (7.22)

54 (11.56)

1093 (8.25)

75 (6.86)

816 (8.54)

43 (5.27)

Marital status

 Married

6014 (93.0)

577 (9.59)

12,109 (91.38)

686 (5.67)

8436 (88.28)

401 (4.75)

 Not married

453 (7.0)

46 (10.15)

1142 (8.62)

55 (4.82)

1120 (11.72)

56 (5.00)

Maternal education

 No education

856 (13.24)

84 (9.81

1487 (11.23)

96 (6.46)

1029 (1.77)

54 (5.25)

 Primary

4042 (62.50)

397 (9.82)

7370 (55.66)

405 (5.50)

4976 (52.07)

232 (4.66)

 Secondary & higher

1569 (24.26)

142 (9.05)

4383 (33.10)

239 (5.45)

3551 (37.16)

171 (4.82)

Maternal occupation

 Not working

2611 (40.45)

247 (9.46)

5071 (38.88)

294 (5.80)

4246 (44.45)

211 (4.97)

 Working

3844 (59.55)

375 (9.76)

7971 (61.12)

435 (5.46)

5306 (55.55)

246 (4.64)

Wealth index

 Poorest

1401 (21.66)

125 (8.92)

3167 (23.90)

183 (5.78)

2732 (28.59)

142 (5.20)

 Poorer

1406 (21.74)

131 (9.32)

3183 (24.02)

170 (5.34)

2309 (24.16)

102 (4.42)

 Middle

1481 (22.90)

139 (9.39)

3004 (22.67)

179 (5.96)

1879 (19.66)

90 (4.79)

 Richer

1365 (21.11)

145 (10.62)

2242 (16.92)

133 (5.93)

1408 (14.73)

64 (4.55)

 Richest

814 (12.59)

83 (10.63)

1655 (12.49)

76 (4.59)

1228 (12.85)

59 (4.80)

Place of residence

 Urban

2096 (32.41)

223 (10.64)

4897 (36.96)

293 (5.98)

2822 (29.53)

139 (4.93)

 Rural

4371 (67.59)

400 (9..15)

8354 (63.04)

448 (5.36)

6734 (70.47)

318 (4.72)

ANC

 No ANC visits

2458 (38.01)

378 (15.38)

4196 (31.67)

454 (10.82)

2486 (26.02)

243 (9.77)

 Had at least one ANC

4009 (61.99)

245 (6.11)

9055 (68.33)

287 (3.17)

7070 (73.98)

214 (3.03)

Timing of the first ANC visit

 Less than 12 weeks

754 (11.66)

39 (5.17)

2186 (16.50)

80 (3.66)

2712 (28.38)

94 (3.47)

 Greater than 12 weeks

5713 (88.34)

584 (10.22)

11,065 (83.50)

661 (5.97)

6844 (71.62)

363 (5.30)

Place of delivery

 Institutional delivery

3145 (49.13)

282 (8.97)

9046 (68.56)

464 (5.13)

7890 (82.57)

360 (4.56)

 Home delivery

3256 (50.87)

275 (8.45)

4148 (31.44)

246 (5.93)

1666 (17.43)

97 (5.82)

Child characteristics

Birth type

 Singleton

6193 (95.76)

552 (8.91)

12,833 (96.85)

656 (5.11)

9252 (96.82)

411 (4.44)

 Multiple birth

274 (4.24)

71 (25.91)

418 (3.15)

85 (2.33)

304 (3.18)

46 (15.13)

Size of child at birth

 Average

3551 (56.17)

282 (7.94)

7723 (59.43)

369 (4.78)

5833 (62.75)

87 (7.71)

 Smaller than average

721 (11.40)

97 (13.45)

1506 (11.59)

138 (9.16)

1129 (12.15)

248 (4.25)

 Larger than average

2050 (32.43)

155 (7.56)

3766 (28.98)

177 (4.70)

2333 (25.10)

97 (4.16)

Child sex

 Male

3216 (49.73)

345 (10.73)

6721 (50.72)

402 (5.98)

4752 (49.73)

249 (5.24)

 Female

3251 (50.27)

278 (8.55)

6530 (49.28)

339 (5.19)

4804 (50.27)

208 (4.33)

Birth order

 First

1301 (20.12)

146 (11.22)

2824 (21.31)

190 (6.73)

2399 (25.10)

132 (5.50)

 Second−third

2267 (35.05)

220 (9.70)

4361 (32.91)

226 (5.18)

3243 (33.94)

153 (4.72)

 Fourth & above

2899 (44.83)

257 (8.87)

6066 (45.78)

325 (5.36)

3914 (40.96)

172 (4.39)

Regions

 Central

616 (9.53)

53 (8.60)

1147 (8.66)

52 (4.53)

956 (10.00)

39 (4.08)

 Copperbelt

634 (9.80)

55 (8.68)

1140 (8.60)

68 (5.96)

874 (9.15)

31 (3.55)

 Eastern

909 (14.06)

101 (11.11)

1613 (12.17)

123 (7.63)

1153 (12.07)

52 (4.51)

 Luapula

723 (11.18)

71 (9.82)

1545 (11.66)

99 (6.41)

1173 (12.28)

85 (7.25)

 Lusaka

651 (10.07)

69 (10.60)

1163 (8.78)

58 (4.99)

1008 (10.55)

48 (4.76)

 Northern

796 (12.31)

99 (12.44)

1514 (11.43)

93 (6.14)

950 (9.94)

48 (5.05)

 North-western

718 (11.10

53 (7.38)

1362 (10.28)

65 (4.77)

770 (8.06)

19 (2.47)

 Southern

746 (11.54)

65 (8.71)

1470 (11.09)

76 (5.17)

990 (10.36)

38 (3.84)

 Western

674 (10.42)

57 (8.46)

1063 (8.02)

45 (4.23)

809 (8.47)

40 (4.94)

 Muchinga

1234 (9.31)

62 (5.02)

873 (9.14)

57 (6.53)

  1. U5M under 5 years’ mortality