Research Article

Prescribing Patterns of Antihypertensives for Treatment-Naïve Patients in South Korea: From Korean NHISS Claim Data

Table 3

Prescription pattern of antihypertensive monotherapy and combination therapy, n (%).

MonotherapyCombination therapy
ARBACEIBBCCBDiureticsARB + CCBSingle-pill fixed (ARB + CCB)ARB + diureticsSingle-pill fixed (ARB + diuretics)ARB + CCB + diureticsSeparate (ARB + CCB + diuretics)Others

713,667 (24.45)44,406 (1.52)346,673 (11.88)750,337 (25.70)92,713 (3.18)367,572 (12.59)307,781 (83.73)285,869 (9.79)275,746 (96.46)40,691 (1.39)38,083 (93.59)277,234 (9.50)
Age (mean ± SD)52.86 ± 12.6150.34 ± 19.5649.32 ± 16.6855.37 ± 13.9652.69 ± 16.751.96 ± 12.5651.47 ± 12.2253.99 ± 12.5253.84 ± 12.4153.67 ± 13.353.8 ± 13.2852.68 ± 18.43
 <204,492 (9.93)4,600 (10.17)13,417 (29.67)4,786 (10.58)2,140 (4.73)1,227 (2.71)971 (79.14)534 (1.18)510 (95.51)86 (0.19)74 (86.05)13,940 (30.83)
 20–2915,365 (16.09)1,681 (1.76)30,155 (31.58)18,757 (19.64)6,141 (6.43)8,426 (8.82)7,083 (84.06)4,454 (4.66)4,279 (96.07)830 (0.87)747 (90.00)9,680 (10.14)
 30–3972,328 (23.83)4,051 (1.33)48,706 (16.05)66,834 (22.02)11,075 (3.65)43,945 (14.48)37,796 (86.01)25,751 (8.48)24,977 (96.99)4,304 (1.42)3,981 (92.50)26,529 (8.74)
 40–49194,938 (27.32)8,606 (1.21)75,324 (10.56)160,178 (22.45)19,047 (2.67)109,288 (15.32)94,415 (86.39)77,024 (10.79)74,997 (97.37)11,147 (1.56)10,387 (93.18)57,972 (8.12)
 50–59229,509 (26.49)10,949 (1.26)87,726 (10.13)222,731 (25.71)23,283 (2.69)114,792 (13.25)97,355 (84.81)91,574 (10.57)88,931 (97.11)12,316 (1.42)11,522 (93.55)73,490 (8.48)
 60–69122,171 (24.02)7,423 (1.46)52,154 (10.25)152,145 (29.91)14,918 (2.93)54,608 (10.74)44,390 (81.29)51,040 (10.03)49,072 (96.14)6,527 (1.28)6,157 (94.33)47,676 (9.37)
 70–7960,175 (20.41)5,136 (1.74)30,672 (10.41)94,567 (32.08)11,552 (3.92)26,871 (9.12)20,214 (75.23)28,025 (9.51)26,273 (93.75)3,947 (1.34)3,749 (94.98)33,826 (11.48)
 ≥8014,689 (16.04)1,960 (2.14)8,519 (9.30)30,339 (33.12)4,557 (4.97)8,415 (9.19)5,557 (66.04)7,467 (8.15)6,707 (89.82)1,534 (1.67)1,466 (95.57)14,121 (15.42)
Sex
 Male420,813 (25.76)27,129 (1.66)155,995 (9.55)417,782 (25.57)27,254 (1.67)238,220 (14.58)200,266 (84.07)157,969 (9.67)153,329 (97.06)25,404 (1.55)23,701 (93.30)163,202 (9.99)
 Female292,854 (22.78)17,277 (1.34)190,678 (14.83)332,555 (25.87)65,459 (5.09)129,352 (10.06)107,515 (83.12)127,900 (9.95)122,417 (95.71)15,287 (1.19)14,382 (94.08)114,032 (8.87)
Income
 Medical aid21,158 (18.85)1,963 (1.75)19,159 (17.07)27,747 (24.73)5,175 (4.61)10,888 (9.70)8,507 (78.13)8,903 (7.93)8,405 (94.41)1,477 (1.32)1,409 (95.40)15,747 (14.03)
 Q1(low)179,546 (23.43)10,688 (1.39)87,246 (11.38)196,925 (25.70)24,899 (3.25)100,997 (13.18)84,407 (83.57)78,733 (10.27)75,970 (96.49)12,159 (1.59)11,381 (93.60)75,185 (9.81)
 Q2167,807 (24.09)10,021 (1.44)81,121 (11.64)176,271 (25.30)22,545 (3.24)91,692 (13.16)77,146 (84.14)69,714 (10.01)67,372 (96.64)10,238 (1.47)9,573 (93.50)67,234 (9.65)
 Q3166,039 (25.02)10,571 (1.59)75,841 (11.43)171,715 (25.88)19,938 (3.00)83,991 (12.66)70,344 (83.75)65,496 (9.87)63,175 (96.46)9,085 (1.37)8,512 (93.69)60,848 (9.17)
 Q4 (high)179,117 (26.33)11,163 (1.64)83,306 (12.24)177,679 (26.11)20,156 (2.96)80,004 (11.76)67,377 (84.22)63,023 (9.26)60,824 (96.51)7,732 (1.14)7,208 (93.22)58,220 (8.56)
Residence
 Metropolitan441,925 (25.38)25,693 (1.48)208,988 (12.00)443,462 (25.47)51,973 (2.98)222,839 (12.80)189,878 (85.21)165,196 (9.49)159,935 (96.82)22,894 (1.31)21,283 (92.96)158,334 (9.09)
 City198,002 (23.75)12,818 (1.54)100,108 (12.01)210,123 (25.20)28,099 (3.37)106,064 (12.72)87,828 (82.81)84,793 (10.17)81,631 (96.27)12,440 (1.49)11,738 (94.36)81,320 (9.75)
 Rural73,740 (21.43)5,895 (1.710)37,577 (10.92)96,752 (28.12)12,641 (3.67)38,669 (11.24)30,075 (77.78)35,880 (10.43)34,180 (95.26)5,357 (1.56)5,062 (94.49)37,580 (10.92)
Charlson comorbidity index
 0223,380 (23.81)7,532 (0.80)102,265 (10.90)259,791 (27.69)23,844 (2.54)144,663 (15.42)126,841 (87.68)101,639 (10.83)99,032 (97.44)14,243 (1.52)13,245 (92.99)60,777 (6.48)
 1194,677 (24.60)9,554 (1.21)93,931 (11.87)206,751 (26.13)26,316 (3.33)101,812 (12.86)86,629 (85.09)81,253 (10.27)78,628 (96.77)11,177 (1.41)10,490 (93.85)65,917 (8.33)
 2125,456 (25.22)9,257 (1.86)61,032 (12.27)124,275 (24.98)18,034 (3.62)55,255 (11.11)45,584 (82.50)47,316 (9.51)45,392 (95.93)6,542 (1.31)6,118 (93.52)50,356 (10.12)
 ≥3170,154 (24.58)18,063 (2.61)89,445 (12.92)159,520 (23.05)24,519 (3.54)65,842 (9.51)48,727 (74.01)55,661 (8.04)52,694 (94.67)8,729 (1.26)8,230 (94.28)100,184 (14.48)
Comorbidity
 Diabetes146,705 (39.49)12,888 (3.47)26,869 (7.23)65,253 (17.57)7,247 (1.95)39,243 (10.56)31,441 (80.12)35,983 (9.69)34,825 (96.78)4,397 (1.18)4,140 (94.16)32,892 (8.85)
 Dyslipidemia240,239 (29.80)17,020 (2.11)77,673 (9.63)176,764 (21.92)16,503 (2.05)97,247 (12.06)79,833 (82.09)78,273 (9.71)75,288 (96.19)10,327 (1.28)9,564 (92.61)92,200 (11.44)
 Congestive heart failure14,337 (11.87)5,768 (4.78)26,936 (22.31)14,183 (11.75)3,867 (3.20)6,022 (4.99)3,569 (59.27)5,859 (4.85)4,705 (80.30)964 (0.80)908 (94.19)42,813 (35.46)
 Ischemic heart failure58,176 (14.49)9,904 (2.47)81,919 (20.40)99,718 (24.83)7,366 (1.83)30,283 (7.54)19,567 (64.61)19,949 (4.97)18,447 (92.47)4,467 (1.11)4,238 (94.87)89,765 (22.35)
 Stroke31,015 (22.88)2,857 (2.11)15,783 (11.64)34,864 (25.72)3,377 (2.49)14,745 (10.88)9,600 (65.11)8,295 (6.12)7,727 (93.15)2,235 (1.65)2,075 (92.84)22,398 (16.52)
 Chronic kidney disease8,793 (32.25)1,102 (4.04)1,694 (6.21)5,072 (18.60)602 (2.21)3,088 (11.33)1,769 (57.29)1,441 (5.29)1,297 (90.01)344 (1.26)324 (94.19)5,127 (18.81)
 Cancer5,652 (12.67)651 (1.46)6,097 (13.66)16,004 (35.86)927 (2.08)3,526 (7.90)2,498 (70.85)2,073 (4.65)1,963 (94.69)421 (0.94)400 (95.01)9,275 (20.78)
Provider type
 General hospital170,474 (18.44)27,923 (3.02)188,819 (20.42)226,705 (24.52)27,443 (2.97)85,950 (9.30)60,437 (70.32)25,458 (2.75)22,832 (89.68)7,785 (0.84)6,939 (89.13)164,035 (17.74)
 Hospital64,955 (19.63)3,981 (1.20)38,207 (11.55)99,156 (29.96)10,570 (3.19)50,126 (15.15)40,075 (79.95)26,565 (8.03)25,504 (96.01)7,847 (2.37)7,645 (97.43)29,521 (8.92)
 Clinic457,721 (29.33)10,968 (0.70)116,359 (7.46)382,965 (24.54)51,972 (3.33)217,934 (13.96)197,185 (90.48)223,409 (14.31)21,7378 (97.3)22,652 (1.45)21,151 (93.37)76,720 (4.92)
 Others20,517 (19.93)1,534 (1.49)3,288 (3.19)41,511 (40.32)2,728 (2.65)13,562 (13.17)10,084 (74.35)10,437 (10.14)10,032 (96.12)2,407 (2.34)2,348 (97.55)6,958 (6.76)
Year
 2011133,122 (21.22)11,086 (1.77)69,095 (11.02)169,958 (27.10)19,399 (3.09)67,370 (10.74)51,975 (77.15)74,967 (11.95)71,990 (96.03)12,913 (2.06)12,913 (100)69,339 (11.05)
 2012142,023 (23.75)10,293 (1.72)70,719 (11.83)153,033 (25.59)19,473 (3.26)62,141 (10.39)48,491 (78.03)69,941 (11.7)67,656 (96.73)10,217 (1.71)10,217 (100)60,072 (10.05)
 2013150,777 (26.06)9,248 (1.60)68,405 (11.82)148,626 (25.69)18,394 (3.18)68,945 (11.92)56,772 (82.34)55,487 (9.59)53,536 (96.48)7,025 (1.21)6,597 (93.91)51,572 (8.92)
 2014136,533 (25.36)7,415 (1.38)68,083 (12.64)134,755 (25.03)17,996 (3.34)79,351 (14.74)70,132 (88.38)42,131 (7.82)40,626 (96.43)5,123 (0.95)4,319 (84.31)47,081 (8.74)
 2015151,212 (26.20)6,364 (1.10)70,371 (12.19)143,965 (24.95)17,451 (3.02)89,765 (15.56)80,411 (89.58)43,343 (7.51)41,938 (96.76)5,413 (0.94)4,037 (74.58)49,170 (8.52)