Table 1

Characteristics of the final study population overall and stratified by attended and missed appointments (online supplemental table 2 provides additional details)

VariablePatients*Scheduled appointments†Attended N (%)Missed N (%)
N=1 74 677N=7 69 118597 229 (77.7%)171 889 (22.3%)
Sexp value<0.001
 Female97 513 (55.8)464 081 (60.3)364 842 (78.6)99 239 (21.4)
 Male77 164 (44.2)305 037 (39.7)232 387 (76.2)72 650 (23.8)
Age categoryp value<0.001
 ≤5 years old29 054 (16.6)91 155 (11.9)72 149 (79.1)19 006 (20.9)
 6–10 years old7483 (4.3)36 087 (4.7)29 660 (82.2)6427 (17.8)
 11–13 years old3491 (2.0)18 716 (2.4)15 038 (80.3)3678 (19.7)
 14–18 years old5230 (3.0)23 645 (3.1)18 144 (76.7)5501 (23.3)
 19–30 years old33 419 (19.1)132 519 (17.2)101 330 (76.5)31 189 (23.5)
 31–40 years old34 926 (20.0)166 942 (21.7)130 934 (78.4)36 008 (21.6)
 41–50 years old20 426 (11.7)101 555 (13.2)79 016 (77.8)22 539 (22.2)
 51–60 years old17 117 (9.8)86 887 (11.3)67 657 (77.9)19 230 (22.1)
 61–70 years old13 298 (7.6)66 874 (8.7)50 982 (76.2)15 892 (23.8)
 71–80 years old7929 (4.5)35 770 (4.7)26 081 (72.9)9689 (27.1)
 81–90 years old2054 (1.2)8140 (1.1)5691 (69.9)2449 (30.1)
 >90 years old250 (0.1)828 (0.1)547 (66.1)281 (33.9)
Appointment day by of working weekp value<0.001
 Sunday36 278 (20.8)160 770 (20.9)122 683 (76.3)38 087 (23.7)
 Monday36 572 (20.9)158 890 (20.7)123 783 (77.9)35 107 (22.1)
 Tuesday34 127 (19.5)156 786 (20.4)123 033 (78.5)33 753 (21.5)
 Wednesday36 957 (21.2)160 577 (20.9)123 681 (77.0)36 896 (23.0)
 Thursday30 743 (17.6)132 095 (17.2)104 049 (78.8)28 046 (21.2)
Governoratep value<0.001
 Muscat941 440 (53.9)422 664 (55.0)323 259 (76.5)99 405 (23.5)
 South Batina2918 (1.7)11 210 (1.5)8332 (74.3)2878 (25.7)
 AL Dhakiliya1020 (0.6)3905 (0.5)2895 (74.1)1010 (25.9)
 North Batina2112 (1.2)8570 (1.1)6336 (73.9)2234 (26.1)
 North Sharqiya14 454 (8.3)67 629 (8.8)55 363 (81.9)12 266 (18.1)
 South Sharqiya14 979 (8.6)67 958 (8.8)53 852 (79.2)14 106 (20.8)
 AL Dhahira17 221 (9.9)73 186 (9.5)58 071 (79.3)15 115 (20.7)
 AL Buriami10 626 (6.1)40 237 (5.2)30 668 (76.2)9569 (23.8)
 AL Wusta9152 (5.2)38 135 (5.0)29 941 (78.5)8194 (21.5)
 Musandam7059 (4.0)31 826 (4.1)25 691 (80.7)6135 (19.3)
 Dhofar969 (0.6)3711 (0.5)2748 (74.1)963 (25.9)
 GCC countries27 (0.0)87 (0.0)73 (83.9)14 (16.1)
Service costp value<0.001
 Pay visit and registration fees145 542 (83.3)673 088 (87.5)522 932 (77.7)150 156 (22.3)
 ‡≤2 years old20 641 (11.8)56 469 (7.3)43 883 (77.7)12 586 (22.3)
 Pay all medical service fees6892 (3.9)24 739 (3.2)17 796 (71.9)6943 (28.1)
 §Under social affair coverage1602 (0.9)14 822 (1.9)12 618 (85.1)2204 (14.9)
Appointment waiting daysp value<0.001
 ≤30 days67 437 (38.6)306 087 (39.8)251 365 (82.1)54 722 (17.9)
 31–60 days28 128 (16.1)117 126 (15.2)90 805 (77.5)26 321 (22.5)
 61–90 days20 856 (11.9)101 825 (13.2)78 878 (77.5)22 947 (22.5)
 91–120 days14 740 (8.4)67 543 (8.8)50 268 (74.4)17 275 (25.6)
 >120 days43 516 (24.9)176 537 (23.0)125 913 (71.3)50 624 (28.7)
  • *One appointment per patient scheduled during the 5-year period selected at random.

  • †All appointments scheduled during the 5-year period with multiple appointments per patient.

  • ‡Exempted from all medical service fees.

  • §Exempted from all medical service fees.

  • GCC, Gulf Cooperation Council.