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. 2024 Feb 13;14:3664. doi: 10.1038/s41598-024-54275-7

Table 2.

Interrupted time series regression analysis for the number of users who received care.

Coefficient p 95% CI
SIS, EPS, and FISSAL All users Change in the number of users  − 1,782,446 0.000  − 2,165,401  − 1,399,490
(See Fig. 1) Change in trend 57,911 0.000 35,383 80,439
Sex Female Change in the number of users  − 1,070,674 0.000  − 1,304,861  − 836,486
Change in trend 34,694 0.000 20,983 48,404
Male Change in the number of users  − 711,772 0.000  − 861,671  − 561,872
Change in trend 23,218 0.000 14,341 32,095
Age group 0 − 11 Change in the number of users  − 775,180 0.000  − 924,827  − 625,532
Change in trend 22,246 0.000 14,019 30,473
12 − 17 Change in the number of users  − 194,264 0.000  − 240,556  − 147,971
Change in trend 6441 0.000 3969 8913
18 − 64 Change in the number of users  − 655,394 0.000  − 831,290  − 479,498
Change in trend 26,088 0.000 15,265 36,911
65 or over Change in the number of users  − 157,608 0.000  − 190,360  − 124,855
Change in trend 3136 0.002 1161 5111
Wealth quintile Q1 Change in the number of users  − 511,590 0.000  − 632,458  − 390,722
Change in trend 13,694 0.000 6805 20,582
Q2 Change in the number of users  − 377,054 0.000  − 462,041  − 292,066
Change in trend 12,202 0.000 7237 17,167
Q3 Change in the number of users  − 306,688 0.000  − 370,878  − 242,498
Change in trend 10,642 0.000 6841 14,442
Q4 Change in the number of users  − 298,300 0.000  − 355,946  − 240,654
Change in trend 10,116 0.000 6639 13,594
Q5 Change in the number of users  − 288,814 0.000  − 348,169  − 229,458
Change in trend 11,257 0.000 7663 14,851
SIS All users Change in the number of users  − 1,667,830 0.000  − 2,028,320  − 1,307,340
(See Fig. 2C) Change in trend 51,779 0.000 30,204 73,355
Sex Female Change in the number of users  − 1,018,928 0.000  − 1,242,834  − 795,022
Change in trend 31,765 0.000 18,513 45,017
Male Change in the number of users  − 648,902 0.000  − 787,035  − 510,768
Change in trend 20,014 0.000 11,614 28,415
Age group 0 − 11 Change in the number of users  − 740,199 0.000  − 885,050  − 595,348
Change in trend 20,693 0.000 12,665 28,721
12 − 17 Change in the number of users  − 186,031 0.000  − 231,256  − 140,806
Change in trend 6069 0.000 3652 8486
18 − 64 Change in the number of users  − 590,469 0.000  − 750,171  − 430,767
Change in trend 22,378 0.000 12,198 32,557
65 or over Change in the number of users  − 151,131 0.000  − 182,242  − 120,020
Change in trend 2640 0.006 766 4514
Wealth quintile Q1 Change in the number of users  − 509,975 0.000  − 630,391  − 389,560
Change in trend 13,543 0.000 6681 20,406
Q2 Change in the number of users  − 371,488 0.000  − 455,166  − 287,810
Change in trend 11,797 0.000 6898 16,695
Q3 Change in the number of users  − 291,621 0.000  − 352,660  − 230,581
Change in trend 9627 0.000 5970 13,284
Q4 Change in the number of users  − 277,509 0.000  − 331,114  − 223,903
Change in trend 8837 0.000 5537 12,136
Q5 Change in the number of users  − 217,237 0.000  − 263,814  − 170,660
Change in trend 7976 0.000 4901 11,050
FISSAL All users Change in the number of users  − 8634 0.013  − 15,389  − 1878
(see Fig. 2A) Change in trend 1128 0.000 748 1509
Sex Female Change in the number of users  − 5163 0.023  − 9593  − 733
Change in trend 780 0.000 529 1031
Male Change in the number of users  − 3470 0.004  − 5823  − 1118
Change in trend 349 0.000 219 479
Age group 0 − 11 Change in the number of users  − 956 0.002  − 1538  − 373
Change in trend 77 0.000 48 106
12 − 17 Change in the number of users  − 241 0.033  − 462  − 20
Change in trend 37 0.000 25 49
18 − 64 Change in the number of users  − 3971 0.057  − 8060 118
Change in trend 692 0.000 461 923
65 or over Change in the number of users  − 3466 0.001  − 5442  − 1490
Change in trend 323 0.000 212 433
Wealth quintile Q1 Change in the number of users  − 930 0.002  − 1502  − 358
Change in trend 106 0.000 74 139
Q2 Change in the number of users  − 1517 0.007  − 2612  − 423
Change in trend 177 0.000 114 239
Q3 Change in the number of users  − 2010 0.026  − 3775  − 244
Change in trend 278 0.000 182 375
Q4 Change in the number of users  − 2169 0.015  − 3898  − 441
Change in trend 298 0.000 201 394
Q5 Change in the number of users  − 2007 0.016  − 3631  − 383
Change in trend 269 0.000 176 363
EPS All users Change in the number of users  − 105,982 0.000  − 130,257  − 81,707
(see Fig. 2B) Change in trend 5,004 0.000 3929 6078
Sex Female Change in the number of users  − 46,583 0.000  − 56,635  − 36,531
Change in trend 2149 0.000 1704 2,593
Male Change in the number of users  − 59,400 0.000  − 73,715  − 45,084
Change in trend 2855 0.000 2221 3489
Age group 0 − 11 Change in the number of users  − 34,025 0.000  − 39,484  − 28,567
Change in trend 1476 0.000 1232 1720
12 − 17 Change in the number of users  − 7992 0.000  − 9618  − 6366
Change in trend 335 0.000 256 414
18 − 64 Change in the number of users  − 60,954 0.000  − 79,372  − 42,536
Change in trend 3018 0.000 2201 3836
65 or over Change in the number of users  − 3011 0.000  − 4154  − 1868
Change in trend 174,174 0.000 128 220
Wealth quintile Q1 Change in the number of users  − 685 0.000  − 825  − 545
Change in trend 44 0.000 37 51
Q2 Change in the number of users  − 4048 0.000  − 4981  − 3116
Change in trend 228 0.000 185 271
Q3 Change in the number of users  − 13,058 0.000  − 16,115  − 10,000
Change in trend 737 0.000 599 875
Q4 Change in the number of users  − 18,621 0.000  − 23,120  − 14,123
Change in trend 982 0.000 782 1182
Q5 Change in the number of users  − 69,570 0.000  − 85,354  − 53,786
Change in trend 3012 0.000 2317 3707

Change in the number of users at the beginning of the COVID-19 pandemic (change in the intercept). Change in the monthly trend regarding the number of users who received care during the pandemic (change in the slope [interaction]). SIS comprehensive health insurance (in Spanish). EPS private healthcare entities (in Spanish), FISSAL intangible solidarity health fund (in Spanish).