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Table 2 Comparison between Prescribed Daily Dose (PDD) and Daily Defined Dose (DDD)

From: Antihypertensive prescription among black patients without compelling indications: prescription, effectiveness, quality and cost of medication

Drug Class/ATCC Code PDD > DDD PDD < DDD PDD = DDD Dose Un-available Total (%)
Centrally Acting anti-adrenergic drugs, C02AB 60 133 63 2 258 (10.3)
Low-Ceiling Diuretics (Thiazides), C03AA 20 34 66 1 121 (4.8)
Low-Ceiling Diuretics excl. Thiazides, C03B 5 3 4 0 12 (0.5)
High-Ceiling Diuretics, C03CA 11 5 15 0 31 (1.2)
Potassium-Sparing Agents, C03DA 2 36 1 0 39 (1.6)
Low-Ceiling Diuretics and Potassium-Sparing Agents, C03E 515 0 56 1 572 (22.8)
Beta Blocking Agents, C07A 28 92 3 1 124 (5.0)
Beta Blocking Agents and Thiazides, C07BB 2 1 0 0 3 (0.1)
Calcium Channel Blockers, C08CA 497 70 153 6 726 (29.0)
Ace Inhibitors, C09AA 155 167 141 3 466 (18.6)
ACE inhibitors and diuretics, C09BA 3 1 18 0 22 (0.9)
Angiotensin II antagonists, C09CA 32 14 41 0 87 (3.5)
Angiotensin II Antagonists (Combination with thaizide diuretic and/or calcium channel blockers), C09D 22 2 18 1 43 (1.7)
Total (%) 1352 (54.0) 558 (22.3) 579 (23.1) 15 (0.6) 2504 (100)