Table 3.

Distribution of answers in hot and other regions stratified by respondents’ living condition (i.e. single or not).

Question #	% of replies (hot regions)	% of replies (other regions)	log OR (CI95%)	z (p value)
9	Single: 115/163 (70.6%) Others: 578/749 (77.2%)	Single: 141/190 (74.2%) Others: 712/974 (73.1%)	Single: − 0.1832 (− 0.5608 ÷ 0.1944) Others: 0.2182 (− 0.1364 ÷ 0.5727)	Single: − 0.9511 (0.3415) Others: 1.2061 (0.2278)
10	Single: 124/163 (76.1%) Others: 475/749 (63.4%)	Single: 143/190 (75.3%) Others: 599/974 (61.5%)	Single: 0.0440 (− 0.3453 ÷ 0.4334) Others: 0.0819 (− 0.2721 ÷ 0.4358)	Single: 0.2216 (0.8246) Others: 0.4533 (0.6503)
20	Single: 56/155 (36.1%) Others: 195/710 (27.5%)	Single: 54/182 (29.7%) Others: 290/925 (31.4%)	Single: 0.2933 (− 0.0736 ÷ 0.6601) Others: − 0.1874 (− 0.5345 ÷ 0.1596)	Single: 1.5670 (0.1171) Others: − 1.0585 (0.2898)
22	Single: 35/155 (22.6%) Others: 215/710 (30.3%)	Single: 36/182 (19.8%) Others: 237/925 (25.6%)	Single: 0.1679 (− 0.2412 ÷ 0.5771) Others: 0.2318 (− 0.1617 ÷ 0.6253)	Single: 0.8045 (0.4211) Others: 1.1547 (0.2482)
23	Single: 83/155 (53.5%) Others: 411/710 (57.9%)	Single: 93/182 (51.1%) Others: 525/925 (56.8%)	Single: 0.0982 (− 0.2508 ÷ 0.4473) Others: 0.0462 (− 0.2722 ÷ 0.3646)	Single: 0.5515 (0.5813) Others: 0.2845 (0.7760)
31	Single: 4/150 (2.7%) Others: 26/677 (3.8%)	Single: 3/178 (1.7%) Others: 21/892 (2.4%)	Single: 0.4689 (− 0.5990 ÷ 1.5367) Others: 0.5047 (− 0.7159 ÷ 1.7253)	Single: 0.8606 (0.3895) Others: 0.8105 (0.4176)
32	Single: 23/150 (15.3%) Others: 88/677 (13.0%)	Single: 25/178 (14.0%) Others: 91/892 (10.2%)	Single: 0.1029 (− 0.3946 ÷ 0.6003) Others: 0.2739 (− 0.2013 ÷ 0.7491)	Single: 0.4053 (0.6853) Others: 1.1298 (0.2586)
33	Single: 47/150 (31.3%) Others: 158/677 (23.3%)	Single: 49/178 (27.5%) Others: 213/892 (23.9%)	Single: 0.1834 (− 0.2049 ÷ 0.5717) Others: − 0.0300 (− 0.3931 ÷ 0.3332)	Single: 0.9259 (0.3545) Others: − 0.1618 (0.8715)
34	Single: 40/150 (26.7%) Others: 142/677 (21.0%)	Single: 38/178 (21.3%) Others: 174/892 (19.5%)	Single: 0.2925 (− 0.1140 ÷ 0.6989) Others: 0.0910 (− 0.3039 ÷ 0.4859)	Single: 1.4103 (0.1584) Others: 0.4515 (0.6516)
35	Single: 59/150 (39.3%) Others: 206/677 (30.4%)	Single: 43/178 (24.2%) Others: 250/892 (28.0%)	Single: 0.7108 (0.3445 ÷ 1.0770) Others: 0.1161 (− 0.2569 ÷ 0.4892)	Single: 3.8037 (0.0001)* Others: 0.6103 (0.5417)
36	Single: 79/150 (52.7%) Others: 339/677 (50.1%)	Single: 89/178 (50.0%) Others: 456/892 (51.1%)	Single: 0.1068 (− 0.2474 ÷ 0.4609) Others: − 0.0419 (− 0.3637 ÷ 0.2799)	Single: 0.5909 (0.5546) Others: − 0.2552 (0.7986)
37	Single: 52/150 (34.7%) Others: 220/677 (32.5%)	Single: 55/178 (30.9%) Others: 324/892 (36.3%)	Single: 0.1711 (− 0.2016 ÷ 0.5439) Others: − 0.1697 (− 0.5157 ÷ 0.1763)	Single: 0.8998 (0.3682) Others: − 0.9612 (0.3364)
38	Single: 62/150 (41.3%) Others: 290/677 (42.8%)	Single: 63/178 (35.4%) Others: 343/892 (38.5%)	Single: 0.2516 (− 0.1073 ÷ 0.6105) Others: 0.1818 (− 0.1537 ÷ 0.5174)	Single: 1.3741 (0.1694) Others: 1.0621 (0.2882)
39	Single: 51/150 (34.0%) Others: 209/677 (30.9%)	Single: 55/178 (30.9%) Others: 299/892 (33.5%)	Single: 0.1416 (− 0.2336 ÷ 0.5167) Others: − 0.1214 (− 0.4684 ÷ 0.2256)	Single: 0.7396 (0.4595) Others: − 0.6856 (0.4930)
40	Single: 27/150 (18.0%) Others: 101/677 (14.9%)	Single: 26/178 (14.6%) Others: 141/892 (15.8%)	Single: 0.2494 (− 0.2177 ÷ 0.7166) Others: − 0.0683 (− 0.5215 ÷ 0.3849)	Single: 1.0466 (0.2953) Others: − 0.2956 (0.7675)
41	Single: 10/150 (6.7%) Others: 32/677 (4.7%)	Single: 9/178 (5.1%) Others: 49/892 (5.5%)	Single: 0.2936 (− 0.4396 ÷ 1.0268) Others: − 0.1584 (− 0.8881 ÷ 0.5714)	Single: 0.7849 (0.4325) Others: − 0.4254 (0.6705)
42	Single: 51/150 (34.0%) Others: 218/677 (32.2%)	Single: 64/178 (36.0%) Others: 328/892 (36.8%)	Single: − 0.0860 (− 0.4603 ÷ 0.2883) Others: − 0.2025 (− 0.5375 ÷ 0.1325)	Single: − 0.4502 (0.6526) Others: − 1.1847 (0.2361)

*p < 0.05