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

Table 2.

Average time in the study, stove repairs, and LPG deliveries for intervention participants 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
N Intervention Participants 400 382 400 398 384 398 394 379 394 392 372 392 1584 1517 1584
Median number of days in study period, (Q1, Q3) 150
(130, 167)
394 (383, 408) 545 (521, 562) 139
(120, 157)
373 (366, 384) 514 (494, 534) 153
(133, 176)
386 (377, 394) 541 (517, 564) 153
(135, 170)
395 (377, 421) 549
(522, 580)
149 (129, 168) 386 (374, 401) 536 (511, 560)



# (%) of intervention participants who ever received a stove repair 46 (12) 166 (43) 182 (46) 22 (6) 25 (7) 45
(11)
56 (14) 274 (72)
286 (73) 68 (17) 317 (85) 330 (84) 192 (12) 782 (52) 843 (53)
Median (Q1, Q3) # of stove repairs received per participant, among those with any repair 1
(1,1)
1
(1,2)
1
(1,2)
1
(1,1)
1
(1,1)
1
(1,1)
1
(1,1)
1
(1,2)
2
(1, 2)
1
(1,1)
2
(1,2)
2
(1,3)
1
(1,1)
1
(1,2)
2
(1,2)



Total repair visits made 58 290 348 22 28 50 64 483 547 74 567 641 218 1368 1586
Median (Q1, Q3) days between repair identification/ request and successful repair 0
(0,0)
0
(0,0)
0
(0,0)
0
(0,0)
0
(0, 0.5)
0
(0,0)
0
(0,0)
0
(0,0)
0
(0,0)
0
(0,0)
0
(0,0)
0
(0,0)
0
(0,0)
0
(0,0)
0
(0,0)



Total LPG delivery visits made* 4950 14673 19623 846 3423 4269 3293 9032 12325 1534 5101 6635 10623 32229 42852
Median (Q1, Q3) days between delivery identification/ request and successful delivery 2
(1,3)
2 (1,3) 2 (1,3) 5 (3,8) 4 (3,6) 4 (3,6) 0 (0,0) 0 (0,0) 0 (0,0) 1 (0,2) 1 (0,3) 1 (0,2) 1 (0,2) 1 (0,2) 1
(0,2)

* Note that LPG cylinder sizes differed by country: 11.3 kg in Guatemala, 14.2 kg in India, 10 kg in Peru, and 12 or 15 kg in Rwanda.