没有证据表明针灸可缓解疼痛
<p><span word="In">In</span> <span word="robust">robust</span> <span word="trials">trials</span> <span word="side">side</span> <span word="effects">effects</span> <span word="are">are</span> <span word="noted">noted</span> <span word="meticulously">meticulously</span> <span word="but">but</span> <span word="in">in</span> <span word="acupuncture">acupuncture</span> <span word="trials">trials</span> <span word="under">under</span>-<span word="reporting">reporting</span> <span word="of">of</span> <span word="harm">harm</span> <span word="is">is</span> <span word="extensive">extensive</span>. <span word="For">For</span> <span word="example">example</span>, <span word="in">in</span> <span word="a">a</span> <span word="review">review</span> <span word="of">of</span> <span word="back">back</span> <span word="pain">pain</span>, <span word="only">only</span> 14 <span word="of">of</span> 35 <span word="trials">trials</span> <span word="reported">reported</span> <span word="on">on</span> <span word="harms">harms</span> (5% <span word="of">of</span> <span word="patients">patients</span> <span word="receiving">receiving</span> <span word="acupuncture">acupuncture</span> <span word="and">and</span> <span word="none">none</span> <span word="of">of</span> <span word="those">those</span> <span word="receiving">receiving</span> <span word="placebo">placebo</span>).</p><p>在强有力的试验中，副作用经常被人精心指出，但在针灸试验中，漏报的伤害却非常广泛。例如，在对背痛的综述中，35个试验中只有14个被报道有害（5%的患者接受针灸治疗，没有接受安慰剂治疗）。</p><p><span word="The">The</span> <span word="cost">cost</span> <span word="of">of</span> <span word="acupuncture">acupuncture</span> <span word="to">to</span> <span word="the">the</span> <span word="NHS">NHS</span> <span word="isn">isn</span>'<span word="t">t</span> <span word="peanuts">peanuts</span>, <span word="sessions">sessions</span> <span word="range">range</span> <span word="from">from</span> ?25 <span word="to">to</span> ?70. <span word="The">The</span> <span word="total">total</span> <span word="cost">cost</span> <span word="to">to</span> <span word="the">the</span> <span word="NHS">NHS</span> <span word="may">may</span> <span word="be">be</span> ?25<span word="million">million</span> <span word="a">a</span> <span word="year">year</span>, <span word="though">though</span> <span word="reliable">reliable</span> <span word="figures">figures</span> <span word="are">are</span> <span word="hard">hard</span> <span word="to">to</span> <span word="come">come</span> <span word="by">by</span>. <span word="I">I</span>'<span word="ve">ve</span> <span word="never">never</span> <span word="seen">seen</span> <span word="any">any</span> <span word="convincing">convincing</span> <span word="evidence">evidence</span> <span word="of">of</span> <span word="the">the</span> <span word="effectiveness">effectiveness</span> <span word="of">of</span> <span word="acupuncture">acupuncture</span> <span word="for">for</span> <span word="treating">treating</span> <span word="pain">pain</span>.</p><p>对英国国民健康体系而言，针灸费用并非一笔小数目，疗程从25英镑至70英镑不等。每年英国国民健康体系花费的总费用可达2500万英镑，尽管可靠的数据仍旧难以获得。我从未见过任何令人信服的证据，证明针灸能有效治疗疼痛。</p>
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