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. 2023 Sep;179:108160. doi: 10.1016/j.envint.2023.108160

Table 3.

Traditional stove use (TSU) by intervention participants based on SUMs data during pregnancy (“preg”), the post-birth or infancy period (“infcy”), and total across the full trial (“full”).

Guatemala
India
Peru
Rwanda
Total
Study period in relation to the baby’s birth Preg Infcy Full Preg Infcy Full Preg Infcy Full Preg Infcy Full Preg Infcy Full
Total households with valid SUMs data 133 102 164 182 139 184 385 304 387 339 332 360 1039 877 1095
Proportion of follow-up time monitored by SUMs: median (Q1, Q3) 69.5
(21.5, 100)
92.3
(40.6, 99.5)
35.5
(8.7, 95.4)
100
(81.7, 100)
99.5
(87.6, 99.7)
95.8
(43.2, 99.8)
100
(98.1, 100)
99.0
(56.7, 99.7)
94.6
(40.9, 99.8)
100
(69, 100)
86.6
(64.1, 99.5)
84.0
(65.4, 96.1)
100
(76.7, 100)
95.8
(61.4, 99.7)
84.3
(42.2, 99.5)
Percent of monitored days with TSU detected: median (Q1, Q3) 0.0
(0.0, 0.0)
0.5
(0.0, 3.9)
0.0
(0.0, 2.0)
0.0
(0.0, 0.0)
0.0
(0.0, 0.0)
0.0
(0.0, 0.2)
0.6
(0.0, 3.4)
0.5
(0.0, 3.3)
0.8
(0.0,
4.2)
0.0
(0.0, 1.3)
0.8
(0.0, 2.3)
0.8
(0.0, 2.1)
0.0
(0.0, 1.6)
0.3
(0.0, 2.3)
0.4
(0.0,
2.3)
Avg # days with TSU per 30 days of monitoring: median (Q1, Q3) 0.0
(0.0, 0.0)
0.1
(0.0, 1.2)
0.0
(0.0, 0.6)
0.0
(0.0, 0.0)
0.0
(0.0, 0.0)
0.0
(0.0, 0.1)
0.2
(0.0, 1.0)
0.1
(0.0, 1.0)
0.2
(0.0, 1.3)
0.0
(0.0, 0.4)
0.2
(0.0, 0.7)
0.2
(0.0, 0.6)
0.0
(0.0, 0.5)
0.1
(0.0, 0.7)
0.1
(0.0, 0.7)
Traditional stove cooking minutes per day among those with TSU: median (Q1, Q3) 143.5
(44.4, 380.2)
139.0
(523.5, 218.2)
142.0
(52.5, 244.1)
85.0
(48.9, 121.5)
42.5
(18.1, 135.6)
78.1
(30.7, 123.5)
93.7
(54.0, 131.7)
103
(61.0, 156.2)
101.5 (65.0, 144.5)
82.2
(45.0, 153.3)
115.0
(58.8, 189.1)
113.6
(57.1, 182.5)
90.8
(47.5, 141.9)
109.2
(53.0, 184.0)
105.3
(55.8, 168.1)